{"title":"#40 (1\/2\") Pitch Sprockets","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003ch1 style=\"color:#1e2d4d;font-size:28px;font-weight:bold;margin:0 0 16px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e#40 (1\/2\") Pitch Sprockets\u003c\/h1\u003e\n\u003cp style=\"font-size:15px;line-height:1.65;color:#333;margin:10px 0;font-family:Arial,Helvetica,sans-serif;\"\u003eANSI #40 sprockets are sized for \u003cstrong\u003e1\/2 inch (12.7 mm) pitch\u003c\/strong\u003e roller chain: the industry-standard size for light-duty intermittent use, low torque applications applications. Our BlackStar #40 sprockets are precision-cut from medium carbon steel with a hardened tooth profile, available in tooth counts from 9 to 95 and three hub configurations (A-plate, B-hub, C-hub) for direct shaft mounting or bushing installation.\u003c\/p\u003e\n\u003ch2 style=\"color:#1e2d4d;font-size:22px;font-weight:bold;margin:24px 0 12px 0;border-bottom:2px solid #1e2d4d;padding-bottom:6px;font-family:Arial,Helvetica,sans-serif;\"\u003eWhen To Use #40 Sprockets\u003c\/h2\u003e\n\u003cp style=\"font-size:15px;line-height:1.65;color:#333;margin:10px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e#40 chain has a 1\/2\" pitch with 5\/16\" roller diameter. Working load capacity is approximately \u003cstrong\u003e810 lbs\u003c\/strong\u003e per strand, with average ultimate tensile strength of \u003cstrong\u003e3,700 lbs\u003c\/strong\u003e. This combination makes #40 ideal for:\u003c\/p\u003e\n\u003cul style=\"margin:10px 0 14px 22px;font-size:15px;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003cli style=\"margin:6px 0;line-height:1.55;color:#333;\"\u003e\n\u003cstrong\u003eIndustries:\u003c\/strong\u003e precision instruments, office equipment, vending machines, medical devices, small consumer machinery\u003c\/li\u003e\n\u003cli style=\"margin:6px 0;line-height:1.55;color:#333;\"\u003e\n\u003cstrong\u003eCommon applications:\u003c\/strong\u003e paper handlers, ticket dispensers, ATMs, copy machines, light agricultural tools\u003c\/li\u003e\n\u003cli style=\"margin:6px 0;line-height:1.55;color:#333;\"\u003eReplacement of existing #40 sprockets without changing chain specification\u003c\/li\u003e\n\u003cli style=\"margin:6px 0;line-height:1.55;color:#333;\"\u003eNew designs where engineering analysis specifies this ANSI size\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"color:#1e2d4d;font-size:22px;font-weight:bold;margin:24px 0 12px 0;border-bottom:2px solid #1e2d4d;padding-bottom:6px;font-family:Arial,Helvetica,sans-serif;\"\u003e#40 Pitch Specifications\u003c\/h2\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;margin:14px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:14px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:50%;\"\u003eANSI Designation\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:14px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e#40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:14px;border:1px solid #dee2e6;font-weight:bold;width:50%;\"\u003ePitch (P)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:14px;border:1px solid #dee2e6;\"\u003e1\/2\" (12.7 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:14px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:50%;\"\u003eRoller Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:14px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e5\/16\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:14px;border:1px solid #dee2e6;font-weight:bold;width:50%;\"\u003ePin Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:14px;border:1px solid #dee2e6;\"\u003e0.156\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:14px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:50%;\"\u003eAverage Tensile Strength\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:14px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e3,700 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:14px;border:1px solid #dee2e6;font-weight:bold;width:50%;\"\u003eWorking Load (Single Strand)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:14px;border:1px solid #dee2e6;\"\u003e810 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:14px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:50%;\"\u003eANSI Standard\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:14px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eB29.1 (Inch Series Precision Roller Chain)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"color:#1e2d4d;font-size:22px;font-weight:bold;margin:24px 0 12px 0;border-bottom:2px solid #1e2d4d;padding-bottom:6px;font-family:Arial,Helvetica,sans-serif;\"\u003eHow To Select The Right Sprocket\u003c\/h2\u003e\n\u003cp style=\"font-size:15px;line-height:1.65;color:#333;margin:10px 0;font-family:Arial,Helvetica,sans-serif;\"\u003eThree specifications drive sprocket selection for any chain drive:\u003c\/p\u003e\n\u003ch3 style=\"color:#1e2d4d;font-size:17px;font-weight:bold;margin:18px 0 8px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e1. Tooth Count\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;line-height:1.65;color:#333;margin:10px 0;font-family:Arial,Helvetica,sans-serif;\"\u003eMore teeth means smoother chain engagement and reduced wear per tooth, but increases overall diameter. As a rule of thumb: drive sprockets should have at least 17 teeth for high-speed applications, and at least 19 teeth for shock-loaded systems. Driven sprockets can go larger for speed reduction. We stock 9-95 tooth options for most pitches.\u003c\/p\u003e\n\u003ch3 style=\"color:#1e2d4d;font-size:17px;font-weight:bold;margin:18px 0 8px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e2. Hub Style\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;line-height:1.65;color:#333;margin:10px 0;font-family:Arial,Helvetica,sans-serif;\"\u003eThree hub styles match different mounting needs:\u003c\/p\u003e\n\u003cul style=\"margin:10px 0 14px 22px;font-size:15px;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003cli style=\"margin:6px 0;line-height:1.55;color:#333;\"\u003e\n\u003cstrong\u003eA-Plate:\u003c\/strong\u003e Flat sprocket, no integral hub, use with a bushing (QD or Taper-Lock) for tool-free shaft removal.\u003c\/li\u003e\n\u003cli style=\"margin:6px 0;line-height:1.55;color:#333;\"\u003e\n\u003cstrong\u003eB-Hub:\u003c\/strong\u003e Hub on one side of the sprocket, direct shaft mounting with set screws or keyway.\u003c\/li\u003e\n\u003cli style=\"margin:6px 0;line-height:1.55;color:#333;\"\u003e\n\u003cstrong\u003eC-Hub:\u003c\/strong\u003e Hubs on both sides, for higher torque transmission and longer engagement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color:#1e2d4d;font-size:17px;font-weight:bold;margin:18px 0 8px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e3. Bore Type\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;line-height:1.65;color:#333;margin:10px 0;font-family:Arial,Helvetica,sans-serif;\"\u003ePlain stock bore lets you machine to a custom shaft size. Finished bore with keyway and set screws mounts directly. QD or Taper-Lock requires a matching bushing but allows fast field removal.\u003c\/p\u003e\n\u003ch2 style=\"color:#1e2d4d;font-size:22px;font-weight:bold;margin:24px 0 12px 0;border-bottom:2px solid #1e2d4d;padding-bottom:6px;font-family:Arial,Helvetica,sans-serif;\"\u003eChain \u0026amp; Component Compatibility\u003c\/h2\u003e\n\u003cp style=\"font-size:15px;line-height:1.65;color:#333;margin:10px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e#40 sprockets pair with #40 ANSI standard roller chain. For multi-strand applications, you need a matching multi-strand sprocket: a #40-2 (double-strand) sprocket for #40-2 chain. Our Lynx chain line offers cottered and riveted variants in single, double, and triple strand configurations.\u003c\/p\u003e\n\u003cdiv style=\"background:#f0f4ff;border-left:4px solid #1e2d4d;padding:14px 18px;margin:18px 0;border-radius:6px;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003cdiv style=\"font-size:13px;color:#1e2d4d;font-weight:bold;margin-bottom:6px;text-transform:uppercase;letter-spacing:0.5px;\"\u003e🔗 Shop Compatible Products\u003c\/div\u003e\n\u003cp style=\"font-size:15px;line-height:1.65;color:#333;margin:10px 0;font-family:Arial,Helvetica,sans-serif;\"\u003eFind the matching chain, connecting links, and offset links for your #40 sprocket drive:\u003c\/p\u003e\n\u003ca href=\"\/collections\/chain-40-pitch\" style=\"display:inline-block;background:#1e2d4d;color:white;padding:9px 18px;text-decoration:none;font-weight:bold;border-radius:4px;margin:4px 6px 4px 0;font-size:13px;font-family:Arial,Helvetica,sans-serif;\"\u003e→ #40 Pitch Chain\u003c\/a\u003e\u003ca href=\"\/collections\/lynx-chain\" style=\"display:inline-block;background:#1e2d4d;color:white;padding:9px 18px;text-decoration:none;font-weight:bold;border-radius:4px;margin:4px 6px 4px 0;font-size:13px;font-family:Arial,Helvetica,sans-serif;\"\u003e→ All Lynx Chain\u003c\/a\u003e\u003ca href=\"\/collections\/bushings\" style=\"display:inline-block;background:#1e2d4d;color:white;padding:9px 18px;text-decoration:none;font-weight:bold;border-radius:4px;margin:4px 6px 4px 0;font-size:13px;font-family:Arial,Helvetica,sans-serif;\"\u003e→ Bushings\u003c\/a\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"color:#1e2d4d;font-size:22px;font-weight:bold;margin:24px 0 12px 0;border-bottom:2px solid #1e2d4d;padding-bottom:6px;font-family:Arial,Helvetica,sans-serif;\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv itemscope itemtype=\"https:\/\/schema.org\/FAQPage\"\u003e\n\u003cdiv itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\" style=\"margin:16px 0;padding:14px 16px;border:1px solid #e1e7ed;border-radius:6px;background:#fafbfc;\"\u003e\n\u003ch3 itemprop=\"name\" style=\"font-size:16px;font-weight:bold;color:#1e2d4d;margin:0 0 8px 0;font-family:Arial,Helvetica,sans-serif;\"\u003eHow do I confirm my chain is #40 pitch?\u003c\/h3\u003e\n\u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\u003cdiv itemprop=\"text\" style=\"font-size:14px;line-height:1.6;color:#444;font-family:Arial,Helvetica,sans-serif;\"\u003eMeasure the distance from pin center to adjacent pin center along the chain, for #40, that distance is exactly 1\/2\" (12.7 mm). Roller diameter is 5\/16\". Most ANSI standard chain has the size number stamped on the outer link plates (40 or 40H for the heavy series).\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\" style=\"margin:16px 0;padding:14px 16px;border:1px solid #e1e7ed;border-radius:6px;background:#fafbfc;\"\u003e\n\u003ch3 itemprop=\"name\" style=\"font-size:16px;font-weight:bold;color:#1e2d4d;margin:0 0 8px 0;font-family:Arial,Helvetica,sans-serif;\"\u003eCan I use #40H chain on #40 sprockets?\u003c\/h3\u003e\n\u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\u003cdiv itemprop=\"text\" style=\"font-size:14px;line-height:1.6;color:#444;font-family:Arial,Helvetica,sans-serif;\"\u003eYes, #40H (Heavy series) chain has identical pitch and pin geometry to standard #40 chain, but uses thicker side plates for higher tensile strength. It mates with standard #40 sprockets with no modifications required.\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\" style=\"margin:16px 0;padding:14px 16px;border:1px solid #e1e7ed;border-radius:6px;background:#fafbfc;\"\u003e\n\u003ch3 itemprop=\"name\" style=\"font-size:16px;font-weight:bold;color:#1e2d4d;margin:0 0 8px 0;font-family:Arial,Helvetica,sans-serif;\"\u003eWhat's the difference between #40 and #40-2 sprockets?\u003c\/h3\u003e\n\u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\u003cdiv itemprop=\"text\" style=\"font-size:14px;line-height:1.6;color:#444;font-family:Arial,Helvetica,sans-serif;\"\u003e#40-2 is the double-strand version: two parallel rows of teeth on a wider hub, designed to mate with #40-2 (double-strand) chain. Same pitch and tooth profile, but with double the load capacity. A single-strand #40 sprocket cannot drive double-strand chain: the strands need separate tooth rows.\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\" style=\"margin:16px 0;padding:14px 16px;border:1px solid #e1e7ed;border-radius:6px;background:#fafbfc;\"\u003e\n\u003ch3 itemprop=\"name\" style=\"font-size:16px;font-weight:bold;color:#1e2d4d;margin:0 0 8px 0;font-family:Arial,Helvetica,sans-serif;\"\u003eHow does sprocket wear affect chain life?\u003c\/h3\u003e\n\u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\u003cdiv itemprop=\"text\" style=\"font-size:14px;line-height:1.6;color:#444;font-family:Arial,Helvetica,sans-serif;\"\u003eWorn sprockets accelerate chain wear by causing uneven load distribution across pins. If teeth show pointed, hooked, or asymmetric profiles, replace the sprocket, installing new chain on worn sprockets typically reduces chain life by 50% or more. A simple visual check: compare unloaded teeth against loaded teeth; significant asymmetry indicates time for replacement.\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\" style=\"margin:16px 0;padding:14px 16px;border:1px solid #e1e7ed;border-radius:6px;background:#fafbfc;\"\u003e\n\u003ch3 itemprop=\"name\" style=\"font-size:16px;font-weight:bold;color:#1e2d4d;margin:0 0 8px 0;font-family:Arial,Helvetica,sans-serif;\"\u003eDo I need a bushing for a finished-bore sprocket?\u003c\/h3\u003e\n\u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\u003cdiv itemprop=\"text\" style=\"font-size:14px;line-height:1.6;color:#444;font-family:Arial,Helvetica,sans-serif;\"\u003eNo. Finished-bore sprockets have the bore machined to a specific shaft size with keyway and set screws, they mount directly to a matching shaft. Bushings (QD or Taper-Lock) are only needed with A-plate sprockets, which have a plain bore designed to fit a removable bushing for tool-free shaft removal.\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","products":[{"product_id":"blackstar-40a15","title":"BlackStar 40A15 - 40 Pitch A-Plate Sprocket - 15 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A15 is a 40 pitch A-Plate roller chain sprocket with 15 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e2.65\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e2.405\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e0.3 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A15 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A15, Martin 40A15, Boston Gear 40A15\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659171090621,"sku":"BLS 40A15","price":14.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_b2fc61d8-4b64-4124-9acc-2606cfcdd6dd.jpg?v=1775929484"},{"product_id":"blackstar-40a15h-1-439","title":"BlackStar 40A15H 1.439 - 40 Pitch A-Plate Sprocket - 15 Tooth - 1.439\" Bore","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A15H 1.439 is a 40 pitch A-Plate roller chain sprocket with 15 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 1.439\" bore and is ready for immediate installation.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A15H 1.439\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Size\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e1.439\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e0.3 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A15H 1.439 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A15, Martin 40A15, Boston Gear 40A15\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659171123389,"sku":"BLS 40A15H 1.439","price":14.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_626268f0-c8f9-4811-a1b0-67fc26d664c5.jpg?v=1775929485"},{"product_id":"blackstar-40a38","title":"BlackStar 40A38 - 40 Pitch A-Plate Sprocket - 38 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A38 is a 40 pitch A-Plate roller chain sprocket with 38 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A38\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e38\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e6.33\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e6.055\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e2.0 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A38 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A38, Martin 40A38, Boston Gear 40A38\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659171418301,"sku":"BLS 40A38","price":23.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_5ef86e60-b925-412c-bbab-5053454dce3f.jpg?v=1775929487"},{"product_id":"blackstar-40a40","title":"BlackStar 40A40 - 40 Pitch A-Plate Sprocket - 40 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A40 is a 40 pitch A-Plate roller chain sprocket with 40 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e6.65\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e6.373\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e2.22 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A40 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A40, Martin 40A40, Boston Gear 40A40\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659171483837,"sku":"BLS 40A40","price":23.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_ce81831f-b2c9-4eb2-8067-9a02ed158d56.jpg?v=1775929490"},{"product_id":"blackstar-40a45p","title":"BlackStar 40A45P - 40 Pitch A-Plate Sprocket - 45 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A45P is a 40 pitch A-Plate roller chain sprocket with 45 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A45P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e45\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e7.45\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e7.168\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e3.15 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A45P Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A45, Martin 40A45, Boston Gear 40A45\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659171614909,"sku":"BLS 40A45P","price":26.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_3d5af81d-9182-4249-bfc6-9eb7dd15a5a4.jpg?v=1775929487"},{"product_id":"blackstar-40a48p","title":"BlackStar 40A48P - 40 Pitch A-Plate Sprocket - 48 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A48P is a 40 pitch A-Plate roller chain sprocket with 48 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A48P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e48\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e7.93\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e7.645\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e3.22 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A48P Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A48, Martin 40A48, Boston Gear 40A48\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659171778749,"sku":"BLS 40A48P","price":28.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_fa0c3951-0847-4c50-b3cd-ed7a8b0a1ee6.jpg?v=1775929489"},{"product_id":"blackstar-40a48-3-7-16","title":"BlackStar 40A48 3 7\/16 - 40 Pitch A-Plate Sprocket - 48 Tooth - 3-7\/16\" Bore","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A48 3 7\/16 is a 40 pitch A-Plate roller chain sprocket with 48 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 3-7\/16\" bore and is ready for immediate installation.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A48 3 7\/16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e48\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Size\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e3-7\/16\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e7.93\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e7.645\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e3.22 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A48 3 7\/16 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A48, Martin 40A48, Boston Gear 40A48\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659171811517,"sku":"BLS 40A48 3 7\/16","price":28.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_c824a39b-a10c-428f-af78-3b53bd356f0c.jpg?v=1775929488"},{"product_id":"blackstar-40a25ss","title":"BlackStar 40A25SS - Stainless Steel 40 Pitch A-Plate Sprocket - 25 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A25SS is a 40 pitch A-Plate roller chain sprocket with 25 teeth, precision manufactured from corrosion-resistant stainless steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A25SS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e4.26\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e3.989\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e0.88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A_Stainless_Steel.jpg\" alt=\"BlackStar 40A25SS Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A25, Martin 40A25, Boston Gear 40A25\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659172106429,"sku":"BLS 40A25SS","price":58.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_SS_826e4ae1-dd76-404c-9382-922cdace5992.jpg?v=1775929489"},{"product_id":"blackstar-40a16","title":"BlackStar 40A16 - 40 Pitch A-Plate Sprocket - 16 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A16 is a 40 pitch A-Plate roller chain sprocket with 16 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e2.81\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e2.563\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e0.34 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A16 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A16, Martin 40A16, Boston Gear 40A16\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659172139197,"sku":"BLS 40A16","price":14.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_4e5afa82-f997-4420-a09b-9312812009e3.jpg?v=1775929489"},{"product_id":"blackstar-40a45","title":"BlackStar 40A45 - 40 Pitch A-Plate Sprocket - 45 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A45 is a 40 pitch A-Plate roller chain sprocket with 45 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A45\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e45\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e7.45\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e7.168\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e3.15 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A45 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A45, Martin 40A45, Boston Gear 40A45\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659172270269,"sku":"BLS 40A45","price":26.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_12491651-8dc1-45ec-af19-1ac47abbcdc7.jpg?v=1775929490"},{"product_id":"blackstar-40a35p","title":"BlackStar 40A35P - 40 Pitch A-Plate Sprocket - 35 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A35P is a 40 pitch A-Plate roller chain sprocket with 35 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A35P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e35\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e5.86\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e5.578\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e1.7 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A35P Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A35, Martin 40A35, Boston Gear 40A35\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659172434109,"sku":"BLS 40A35P","price":21.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_c9a8d1f8-3729-487d-987b-f4e25a3afbde.jpg?v=1775929490"},{"product_id":"blackstar-40a60q","title":"BlackStar 40A60Q - 40 Pitch A-Plate Sprocket - 60 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A60Q is a 40 pitch A-Plate roller chain sprocket with 60 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A60Q\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e9.84\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e9.554\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e5.48 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A60Q Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A60, Martin 40A60, Boston Gear 40A60\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659172368573,"sku":"BLS 40A60Q","price":35.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_719facad-2c42-4532-beff-34cdf329079d.jpg?v=1775929490"},{"product_id":"blackstar-40a36p","title":"BlackStar 40A36P - 40 Pitch A-Plate Sprocket - 36 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A36P is a 40 pitch A-Plate roller chain sprocket with 36 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A36P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e36\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e6.02\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e5.737\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e1.84 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A36P Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A36, Martin 40A36, Boston Gear 40A36\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659172630717,"sku":"BLS 40A36P","price":22.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_76aeb429-725a-424d-b185-b67f35c06f38.jpg?v=1775929490"},{"product_id":"blackstar-40a14-7-8","title":"BlackStar 40A14 7\/8 - 40 Pitch A-Plate Sprocket - 14 Tooth - 7\/8\" Bore","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A14 7\/8 is a 40 pitch A-Plate roller chain sprocket with 14 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 7\/8\" bore and is ready for immediate installation.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A14 7\/8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e14\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Size\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e7\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e2.49\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e2.247\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e0.26 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A14 7\/8 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A14, Martin 40A14, Boston Gear 40A14\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659172663485,"sku":"BLS 40A14 7\/8","price":14.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_91b3da04-bad6-4a35-8883-350fae026331.jpg?v=1775929490"},{"product_id":"blackstar-40a54-3-4-bore","title":"BlackStar 40A54 3\/4\" BORE - 40 Pitch A-Plate Sprocket - 54 Tooth - 3\/4\" Bore","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A54 3\/4\" BORE is a 40 pitch A-Plate roller chain sprocket with 54 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 3\/4\" bore and is ready for immediate installation.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A54 3\/4\" BORE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Size\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e8.89\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e8.599\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e4.44 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A54 3\/4\" bore sprocket spec sheet style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A54, Martin 40A54, Boston Gear 40A54\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659172696253,"sku":"BLS 40A54 3\/4\" BORE","price":59.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_6f8b79c4-aa75-4236-9df0-7a60709dba6e.jpg?v=1775929490"},{"product_id":"blackstar-40b15","title":"BlackStar 40B15 - 40 Pitch B-Hub Sprocket - 15 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40B15 is a 40 pitch B-Hub roller chain sprocket with 15 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40B15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMinimum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e1\/2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaximum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e1-1\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eB-Hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e2.65\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e2.405\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e0.70 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_B.jpg\" alt=\"BlackStar 40B15 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning H40B15, Martin 40BS15, Boston Gear RS40B15\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659172729021,"sku":"BLS 40B15","price":8.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_B_0d26b04c-b148-4b31-b266-ff8ed1a88b89.jpg?v=1775929492"},{"product_id":"blackstar-40a34p","title":"BlackStar 40A34P - 40 Pitch A-Plate Sprocket - 34 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A34P is a 40 pitch A-Plate roller chain sprocket with 34 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A34P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e34\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e5.70\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e5.419\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e1.64 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A34P Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A34, Martin 40A34, Boston Gear 40A34\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659172761789,"sku":"BLS 40A34P","price":21.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_4356925d-3391-4c15-b9ac-79743148cf68.jpg?v=1775929491"},{"product_id":"blackstar-40b14","title":"BlackStar 40B14 - 40 Pitch B-Hub Sprocket - 14 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40B14 is a 40 pitch B-Hub roller chain sprocket with 14 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40B14\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e14\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMinimum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e1\/2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaximum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e1-1\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eB-Hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e2.49\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e2.247\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e0.59 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_B.jpg\" alt=\"BlackStar 40B14 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning H40B14, Martin 40BS14, Boston Gear RS40B14\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659172860093,"sku":"BLS 40B14","price":7.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_B_8bfa681f-662e-4f25-8ae6-a90528de0cfc.jpg?v=1775929492"},{"product_id":"blackstar-40a60","title":"BlackStar 40A60 - 40 Pitch A-Plate Sprocket - 60 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A60 is a 40 pitch A-Plate roller chain sprocket with 60 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e9.84\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e9.554\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e5.48 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A60 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A60, Martin 40A60, Boston Gear 40A60\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659172925629,"sku":"BLS 40A60","price":35.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_f8e9af9b-10da-496c-a55c-891817a09b2e.jpg?v=1775929491"},{"product_id":"blackstar-40b19","title":"BlackStar 40B19 - 40 Pitch B-Hub Sprocket - 19 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40B19 is a 40 pitch B-Hub roller chain sprocket with 19 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40B19\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e19\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMinimum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e5\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaximum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e1-3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eB-Hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e3.30\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e3.038\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e1.43 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_B.jpg\" alt=\"BlackStar 40B19 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning H40B19, Martin 40BS19, Boston Gear RS40B19\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659172958397,"sku":"BLS 40B19","price":12.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_B_20534183-820c-4bfc-8b70-4e8f7f13abdb.jpg?v=1775929492"},{"product_id":"blackstar-40a42","title":"BlackStar 40A42 - 40 Pitch A-Plate Sprocket - 42 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A42 is a 40 pitch A-Plate roller chain sprocket with 42 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A42\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e42\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e6.97\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e6.691\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e2.5 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A42 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A42, Martin 40A42, Boston Gear 40A42\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659173023933,"sku":"BLS 40A42","price":25.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_9d1c0575-2291-49f2-b920-bfd96d5c08f8.jpg?v=1775929492"},{"product_id":"blackstar-40a72","title":"BlackStar 40A72 - 40 Pitch A-Plate Sprocket - 72 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A72 is a 40 pitch A-Plate roller chain sprocket with 72 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A72\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e72\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e11.75\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e11.463\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e7.74 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A72 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A72, Martin 40A72, Boston Gear 40A72\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659173155005,"sku":"BLS 40A72","price":43.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_a0919376-50ec-4f9d-a9a4-08d61899cfd5.jpg?v=1775929492"},{"product_id":"blackstar-40a84p","title":"BlackStar 40A84P - 40 Pitch A-Plate Sprocket - 84 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A84P is a 40 pitch A-Plate roller chain sprocket with 84 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A84P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e84\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e13.66\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e13.372\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e10.7 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A84P Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A84, Martin 40A84, Boston Gear 40A84\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659173187773,"sku":"BLS 40A84P","price":58.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_4e4e5efb-71ce-42ef-ac20-765f5a12999d.jpg?v=1775929491"},{"product_id":"blackstar-40a50","title":"BlackStar 40A50 - 40 Pitch A-Plate Sprocket - 50 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A50 is a 40 pitch A-Plate roller chain sprocket with 50 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e8.25\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e7.963\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e3.62 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A50 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A50, Martin 40A50, Boston Gear 40A50\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659173220541,"sku":"BLS 40A50","price":29.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_dc505736-b111-4b7e-aa5c-c420d2398ce5.jpg?v=1775929492"},{"product_id":"blackstar-40a38p","title":"BlackStar 40A38P - 40 Pitch A-Plate Sprocket - 38 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A38P is a 40 pitch A-Plate roller chain sprocket with 38 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A38P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e38\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e6.33\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e6.055\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e2.0 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A38P Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A38, Martin 40A38, Boston Gear 40A38\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659173253309,"sku":"BLS 40A38P","price":23.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_bf4155e8-25dc-4aec-8e04-3beea33ab5d8.jpg?v=1775929495"},{"product_id":"blackstar-40a36","title":"BlackStar 40A36 - 40 Pitch A-Plate Sprocket - 36 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A36 is a 40 pitch A-Plate roller chain sprocket with 36 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A36\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e36\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e6.02\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e5.737\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e1.84 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A36 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A36, Martin 40A36, Boston Gear 40A36\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659173318845,"sku":"BLS 40A36","price":22.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_fa6a996f-35bc-449d-8f96-dee333fea0e9.jpg?v=1775929493"},{"product_id":"blackstar-40b112","title":"BlackStar 40B112 - 40 Pitch B-Hub Sprocket - 112 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40B112 is a 40 pitch B-Hub roller chain sprocket with 112 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40B112\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e112\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMinimum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e1\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaximum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e2-3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eB-Hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e18.12\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e17.827\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e22.56 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_B.jpg\" alt=\"BlackStar 40B112 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning H40B112, Martin 40BS112, Boston Gear RS40B112\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659173351613,"sku":"BLS 40B112","price":175.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_B_d6151255-812e-4de6-82e1-ff8022a83534.jpg?v=1775929493"},{"product_id":"blackstar-40b16-3-4-pb-2ss","title":"BlackStar 40B16 3\/4 PB 2SS - 40 Pitch B-Hub Sprocket - 16 Tooth - 3\/4\" Bore","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40B16 3\/4 PB 2SS is a 40 pitch B-Hub roller chain sprocket with 16 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 3\/4\" bore and is ready for immediate installation.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40B16 3\/4 PB 2SS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Size\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMinimum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e5\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMaximum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e1-3\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eB-Hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e2.81\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e2.563\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e0.79 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_B.jpg\" alt=\"BlackStar 40B16 3\/4 PB 2SS Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning H40B16, Martin 40BS16, Boston Gear RS40B16\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659173417149,"sku":"BLS 40B16 3\/4 PB 2SS","price":11.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_B_c5a294b4-783a-4a09-9442-085058a3f255.jpg?v=1775929492"},{"product_id":"blackstar-40b33","title":"BlackStar 40B33 - 40 Pitch B-Hub Sprocket - 33 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40B33 is a 40 pitch B-Hub roller chain sprocket with 33 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40B33\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e33\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMinimum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e5\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaximum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e2-1\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eB-Hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e5.54\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e5.260\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e3.22 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_B.jpg\" alt=\"BlackStar 40B33 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning H40B33, Martin 40BS33, Boston Gear RS40B33\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659173449917,"sku":"BLS 40B33","price":23.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_B_61a07268-2fb5-4775-9780-cea75e808447.jpg?v=1775929494"},{"product_id":"blackstar-40a56q","title":"BlackStar 40A56Q - 40 Pitch A-Plate Sprocket - 56 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A56Q is a 40 pitch A-Plate roller chain sprocket with 56 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A56Q\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e56\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e9.20\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e8.917\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e4.84 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A56Q Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A56, Martin 40A56, Boston Gear 40A56\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659173482685,"sku":"BLS 40A56Q","price":32.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_bd8b67de-9860-450b-8d00-02f503e4a24e.jpg?v=1775929495"},{"product_id":"blackstar-40b18-3-4","title":"BlackStar 40B18 3\/4 - 40 Pitch B-Hub Sprocket - 18 Tooth - 3\/4\" Bore","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40B18 3\/4 is a 40 pitch B-Hub roller chain sprocket with 18 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 3\/4\" bore and is ready for immediate installation.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40B18 3\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Size\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMinimum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e5\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMaximum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e1-1\/2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eB-Hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e3.14\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e2.879\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e1.22 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_B.jpg\" alt=\"BlackStar 40B18 3\/4 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning H40B18, Martin 40BS18, Boston Gear RS40B18\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659173613757,"sku":"BLS 40B18 3\/4","price":12.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_B_3e0a0520-4a6d-4e1b-8a6f-9056e47c3ffb.jpg?v=1775929495"},{"product_id":"blackstar-40a54","title":"BlackStar 40A54 - 40 Pitch A-Plate Sprocket - 54 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A54 is a 40 pitch A-Plate roller chain sprocket with 54 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e8.89\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e8.599\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e4.44 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A54 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A54, Martin 40A54, Boston Gear 40A54\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659173646525,"sku":"BLS 40A54","price":31.41,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_38fc892d-8514-40f5-9fc9-9f334fd6f555.jpg?v=1775929494"},{"product_id":"blackstar-40b25","title":"BlackStar 40B25 - 40 Pitch B-Hub Sprocket - 25 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40B25 is a 40 pitch B-Hub roller chain sprocket with 25 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40B25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMinimum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e5\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaximum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e2-1\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eB-Hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e4.26\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e3.989\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e2.54 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_B.jpg\" alt=\"BlackStar 40B25 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning H40B25, Martin 40BS25, Boston Gear RS40B25\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659173679293,"sku":"BLS 40B25","price":18.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_B_aa5121cd-ba83-4d3d-ae9b-010494e880f7.jpg?v=1775929494"},{"product_id":"blackstar-40a60p","title":"BlackStar 40A60P - 40 Pitch A-Plate Sprocket - 60 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A60P is a 40 pitch A-Plate roller chain sprocket with 60 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A60P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e9.84\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e9.554\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e5.48 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A60P Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A60, Martin 40A60, Boston Gear 40A60\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659173712061,"sku":"BLS 40A60P","price":35.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_ce0989fc-b2a5-442e-9e60-382552f62fa0.jpg?v=1775929495"},{"product_id":"blackstar-40b12","title":"BlackStar 40B12 - 40 Pitch B-Hub Sprocket - 12 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40B12 is a 40 pitch B-Hub roller chain sprocket with 12 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40B12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMinimum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e1\/2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaximum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e1\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eB-Hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e2.17\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e1.932\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e0.45 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_B.jpg\" alt=\"BlackStar 40B12 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning H40B12, Martin 40BS12, Boston Gear RS40B12\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659173777597,"sku":"BLS 40B12","price":6.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_B_91729d98-e7b5-42d2-a2ff-e53649052d38.jpg?v=1775929497"},{"product_id":"blackstar-40b16","title":"BlackStar 40B16 - 40 Pitch B-Hub Sprocket - 16 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40B16 is a 40 pitch B-Hub roller chain sprocket with 16 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40B16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMinimum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e5\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaximum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e1-3\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eB-Hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e2.81\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e2.563\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e0.79 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_B.jpg\" alt=\"BlackStar 40B16 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning H40B16, Martin 40BS16, Boston Gear RS40B16\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659173810365,"sku":"BLS 40B16","price":8.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_B_8f27806a-b9e4-4e3c-82d7-e796c9872fa5.jpg?v=1775929496"},{"product_id":"blackstar-40b41","title":"BlackStar 40B41 - 40 Pitch B-Hub Sprocket - 41 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40B41 is a 40 pitch B-Hub roller chain sprocket with 41 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40B41\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e41\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMinimum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaximum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e2-3\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eB-Hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e6.81\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e6.532\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e4.76 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_B.jpg\" alt=\"BlackStar 40B41 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning H40B41, Martin 40BS41, Boston Gear RS40B41\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659173843133,"sku":"BLS 40B41","price":33.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_B_3a11b839-6b78-4676-bd4e-9103b729638f.jpg?v=1775929497"},{"product_id":"blackstar-40b31","title":"BlackStar 40B31 - 40 Pitch B-Hub Sprocket - 31 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40B31 is a 40 pitch B-Hub roller chain sprocket with 31 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40B31\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e31\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMinimum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e5\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaximum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e2-1\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eB-Hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e5.22\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e4.942\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e3.10 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_B.jpg\" alt=\"BlackStar 40B31 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning H40B31, Martin 40BS31, Boston Gear RS40B31\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659173875901,"sku":"BLS 40B31","price":21.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_B_33916ee7-b4a1-45f5-8068-ed456ef412f0.jpg?v=1775929498"},{"product_id":"blackstar-40b10","title":"BlackStar 40B10 - 40 Pitch B-Hub Sprocket - 10 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40B10 is a 40 pitch B-Hub roller chain sprocket with 10 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40B10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMinimum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e1\/2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaximum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eB-Hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e1.84\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e1.618\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e0.27 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_B.jpg\" alt=\"BlackStar 40B10 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning H40B10, Martin 40BS10, Boston Gear RS40B10\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659173908669,"sku":"BLS 40B10","price":5.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_B_29f4f8d2-317c-4f5f-a551-60c9148e497c.jpg?v=1775929497"},{"product_id":"blackstar-40b46","title":"BlackStar 40B46 - 40 Pitch B-Hub Sprocket - 46 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40B46 is a 40 pitch B-Hub roller chain sprocket with 46 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40B46\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e46\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMinimum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaximum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e2-3\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eB-Hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e7.61\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e7.327\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e5.57 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_B.jpg\" alt=\"BlackStar 40B46 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning H40B46, Martin 40BS46, Boston Gear RS40B46\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659173941437,"sku":"BLS 40B46","price":40.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_B_28ce8f4b-94f7-4ce3-bebf-fa8f2c92c056.jpg?v=1775929498"},{"product_id":"blackstar-40b18","title":"BlackStar 40B18 - 40 Pitch B-Hub Sprocket - 18 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40B18 is a 40 pitch B-Hub roller chain sprocket with 18 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40B18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMinimum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e5\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaximum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e1-1\/2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eB-Hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e3.14\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e2.879\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e1.22 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_B.jpg\" alt=\"BlackStar 40B18 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning H40B18, Martin 40BS18, Boston Gear RS40B18\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659173974205,"sku":"BLS 40B18","price":10.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_B_696888b4-d299-4426-89d6-19dc65d1779b.jpg?v=1775929499"},{"product_id":"blackstar-40b17","title":"BlackStar 40B17 - 40 Pitch B-Hub Sprocket - 17 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40B17 is a 40 pitch B-Hub roller chain sprocket with 17 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40B17\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e17\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMinimum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e5\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaximum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e1-7\/16\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eB-Hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e2.98\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e2.721\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e1.04 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_B.jpg\" alt=\"BlackStar 40B17 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning H40B17, Martin 40BS17, Boston Gear RS40B17\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659174006973,"sku":"BLS 40B17","price":10.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_B_758d83ff-1d17-44cd-bd87-560a8459de6e.jpg?v=1775929499"},{"product_id":"blackstar-40a40p","title":"BlackStar 40A40P - 40 Pitch A-Plate Sprocket - 40 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A40P is a 40 pitch A-Plate roller chain sprocket with 40 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A40P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e6.65\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e6.373\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e2.22 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A40P Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A40, Martin 40A40, Boston Gear 40A40\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659174039741,"sku":"BLS 40A40P","price":23.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_4edfeff2-bf17-457e-8ba9-7a109a3d03be.jpg?v=1775929499"},{"product_id":"blackstar-40b36-3-4-pb-2ss","title":"BlackStar 40B36 3\/4 PB 2SS - 40 Pitch B-Hub Sprocket - 36 Tooth - 3\/4\" Bore","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40B36 3\/4 PB 2SS is a 40 pitch B-Hub roller chain sprocket with 36 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 3\/4\" bore and is ready for immediate installation.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40B36 3\/4 PB 2SS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e36\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Size\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMinimum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e5\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMaximum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e2-1\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eB-Hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e6.02\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e5.737\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e3.58 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_B.jpg\" alt=\"BlackStar 40B36 3\/4 PB 2SS Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning H40B36, Martin 40BS36, Boston Gear RS40B36\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659174138045,"sku":"BLS 40B36 3\/4 PB 2SS","price":29.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_B_a8547b8d-ff9c-4c80-b139-6cbbc0fa09ea.jpg?v=1775929500"},{"product_id":"blackstar-40a48","title":"BlackStar 40A48 - 40 Pitch A-Plate Sprocket - 48 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A48 is a 40 pitch A-Plate roller chain sprocket with 48 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A48\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e48\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e7.93\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e7.645\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e3.22 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A48 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A48, Martin 40A48, Boston Gear 40A48\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659174170813,"sku":"BLS 40A48","price":28.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_80407b1a-86ca-4dbb-9aa2-a441948b0e5b.jpg?v=1775929500"},{"product_id":"blackstar-40b51","title":"BlackStar 40B51 - 40 Pitch B-Hub Sprocket - 51 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40B51 is a 40 pitch B-Hub roller chain sprocket with 51 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40B51\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e51\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMinimum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaximum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e2-3\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eB-Hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e8.41\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e8.122\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e6.08 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_B.jpg\" alt=\"BlackStar 40B51 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning H40B51, Martin 40BS51, Boston Gear RS40B51\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659174203581,"sku":"BLS 40B51","price":47.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_B_9d20cf43-c8ff-4740-bd6f-7654df873ebe.jpg?v=1775929499"},{"product_id":"blackstar-40a70q","title":"BlackStar 40A70Q - 40 Pitch A-Plate Sprocket - 70 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A70Q is a 40 pitch A-Plate roller chain sprocket with 70 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A70Q\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e11.43\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e11.145\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e7.24 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A70Q Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A70, Martin 40A70, Boston Gear 40A70\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659174236349,"sku":"BLS 40A70Q","price":42.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_fba3b76a-0dea-4f8d-a039-98d5c6095775.jpg?v=1775929499"},{"product_id":"blackstar-40a72q","title":"BlackStar 40A72Q - 40 Pitch A-Plate Sprocket - 72 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40A72Q is a 40 pitch A-Plate roller chain sprocket with 72 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40A72Q\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e72\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eA-Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e11.75\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e11.463\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e7.74 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_A.jpg\" alt=\"BlackStar 40A72Q Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning 40A72, Martin 40A72, Boston Gear 40A72\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659174269117,"sku":"BLS 40A72Q","price":43.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_A_bbfa0420-b5ff-4156-b8dd-7152feb0c3d3.jpg?v=1775929501"},{"product_id":"blackstar-40b39","title":"BlackStar 40B39 - 40 Pitch B-Hub Sprocket - 39 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40B39 is a 40 pitch B-Hub roller chain sprocket with 39 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40B39\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e39\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eMinimum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e5\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaximum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e2-1\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eB-Hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e6.49\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e6.214\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e3.76 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_B.jpg\" alt=\"BlackStar 40B39 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning H40B39, Martin 40BS39, Boston Gear RS40B39\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659174301885,"sku":"BLS 40B39","price":30.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_B_eb7bdd62-1cb6-4679-86aa-0b315215c77f.jpg?v=1775929502"},{"product_id":"blackstar-40b20ss","title":"BlackStar 40B20SS - Stainless Steel 40 Pitch B-Hub Sprocket - 20 Tooth","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;max-width:900px;\"\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;\"\u003eThe BlackStar 40B20SS is a 40 pitch B-Hub roller chain sprocket with 20 teeth, precision manufactured from corrosion-resistant stainless steel and features machine-cut tooth profiles for smooth, reliable chain engagement.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color:#1e2d4d;color:#ffffff;padding:10px 14px;font-weight:bold;font-size:14px;text-align:left;border:1px solid #1e2d4d;\"\u003eSpecifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e40B20SS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eChain Pitch\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eNumber of Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eBore Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003ePlain Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eHub Style\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eB-Hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eStrand Count\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e3.46\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;font-weight:bold;width:45%;\"\u003ePitch Diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e3.196\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;font-weight:bold;width:45%;\"\u003eApprox. Weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e1.607 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align:center;margin:20px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprockets_40_Sprockets_40_Single-_Type_B_Stainless_Steel.jpg\" alt=\"BlackStar 40B20SS Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin-top:14px;font-style:italic;font-family:Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003eCross-references:\u003c\/strong\u003e Browning H40B20, Martin 40BS20, Boston Gear RS40B20\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659174334653,"sku":"BLS 40B20SS","price":65.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_SS_5b1a9dbe-1f7b-47e8-a809-4bc6185e21cd.jpg?v=1775929502"}],"url":"https:\/\/texasbelting.com\/collections\/sprockets-40-pitch.oembed?page=21","provider":"Texas Belting and Supply","version":"1.0","type":"link"}