{"product_id":"blackstar-25b72","title":"BlackStar 25B72 - 25 Pitch B-Hub 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 25B72 is a 25 pitch B-Hub 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;\"\u003e25B72\u003c\/td\u003e\n\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;\"\u003e25\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%;\"\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;\"\u003e1-3\/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;\"\u003e5.88\"\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;\"\u003e5.732\"\u003c\/td\u003e\n\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;\"\u003e1.30 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_25_Sprockets_25_Single-_Type_B.jpg\" alt=\"BlackStar 25B72 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 H25B72, Martin 25BS72, Boston Gear RS25B72\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659164438717,"sku":"BLS 25B72","price":21.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_B_bebaff62-d2e4-45bc-9fdf-75858d0d24f7.jpg?v=1775929451","url":"https:\/\/texasbelting.com\/products\/blackstar-25b72","provider":"Texas Belting and Supply","version":"1.0","type":"link"}