{"product_id":"blackstar-120f42","title":"BlackStar 120F42 - 120 Pitch QD 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 120F42 is a 120 pitch QD roller chain sprocket with 42 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement. This sprocket requires a \u003ca href=\"\/collections\/bushings\" style=\"color:#1e2d4d;text-decoration:underline;font-weight:600;\"\u003eQD Type F Bushing\u003c\/a\u003e (sold separately).\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;\"\u003e120F42\u003c\/td\u003e\n\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;\"\u003e120\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%;\"\u003eMaximum Bore\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003e3-15\/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;\"\u003eQD\u003c\/td\u003e\n\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;\"\u003eQD\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%;\"\u003eBushing Required\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;background-color:#f8f9fa;\"\u003e\u003ca href=\"\/collections\/bushings\" style=\"color:#1e2d4d;text-decoration:underline;font-weight:600;\"\u003eQD Type F Bushing\u003c\/a\u003e\u003c\/td\u003e\n\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;\"\u003e20.92\"\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;\"\u003e20.073\"\u003c\/td\u003e\n\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;\"\u003e83.0 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_120_Sprockets_120_Single-_QD.jpg\" alt=\"BlackStar 120F42 Sprocket Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"margin:25px 0;padding:18px;border:2px solid #1e2d4d;border-radius:6px;background-color:#f8f9fa;\"\u003e\n\u003ch3 style=\"margin:0 0 10px 0;color:#1e2d4d;font-size:16px;font-family:Arial,Helvetica,sans-serif;\"\u003eBushing Required\u003c\/h3\u003e\n\u003cp style=\"font-size:14px;line-height:1.6;color:#333;margin:0 0 12px 0;\"\u003eThis sprocket requires a \u003cstrong\u003eQD Type F Bushing\u003c\/strong\u003e to mount to your shaft. The bushing is sold separately and allows you to match the sprocket to your exact shaft diameter.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 15px 0;\"\u003e\u003ca href=\"\/collections\/bushings\" style=\"display:inline-block;padding:10px 22px;background-color:#1e2d4d;color:#ffffff;text-decoration:none;font-size:14px;font-weight:bold;border-radius:4px;font-family:Arial,Helvetica,sans-serif;\"\u003eShop Bushings\u003c\/a\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align:center;margin-top:15px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Bushings_Blackstar_QD_Bushings.jpg\" alt=\"BlackStar QD Type F Bushing Spec Sheet\" style=\"max-width:100%;border:1px solid #dee2e6;\"\u003e\u003c\/div\u003e\n\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 120F42, Martin 120F42\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- TB_CROSSSELL_START --\u003e\u003cdiv style=\"border-top: 3px solid #1e2d4d !important; margin-top: 30px; padding-top: 16px; font-family: inherit;\"\u003e\n\u003ch2 style=\"color: #1e2d4d !important; font-size: 22px; font-weight: 600 !important; margin: 0 0 12px 0;\"\u003eCompatible Components\u003c\/h2\u003e\n\u003ch3 style=\"color: #1e2d4d !important; font-size: 17px; font-weight: 600 !important; margin: 16px 0 6px 0;\"\u003eMatched Roller Chain\u003c\/h3\u003e\n\u003cul style=\"margin: 6px 0 8px 18px; padding: 0;\"\u003e\n\u003cli style=\"margin: 4px 0;\"\u003e\u003ca href=\"\/products\/lynx-hd120-cott-10ft\" style=\"color: #1e2d4d !important; text-decoration: underline;\"\u003eLynx HD120 COTT 10' - Roller Chain 10ft Reel\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin: 4px 0;\"\u003e\u003ca href=\"\/products\/lynx-hd120-cott-10ft\" style=\"color: #1e2d4d !important; text-decoration: underline;\"\u003eLynx HD120 COTT 10' - Roller Chain 10ft Reel\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin: 4px 0;\"\u003e\u003ca href=\"\/products\/lynx-hd120-riv-10ft\" style=\"color: #1e2d4d !important; text-decoration: underline;\"\u003eLynx HD120 RIV 10' - Roller Chain 10ft Reel\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin: 4px 0;\"\u003e\u003ca href=\"\/products\/lynx-hd120-riv-10ft\" style=\"color: #1e2d4d !important; text-decoration: underline;\"\u003eLynx HD120 RIV 10' - Roller Chain 10ft Reel\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"margin: 0 0 6px 0;\"\u003e\u003ca href=\"\/collections\/120-ansi-roller-chain-and-sprockets\" style=\"color: #C8102E !important; font-weight: 600 !important; text-decoration: none;\"\u003eShop all 27 matched options ›\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3 style=\"color: #1e2d4d !important; font-size: 17px; font-weight: 600 !important; margin: 16px 0 6px 0;\"\u003eMatched Roller Chain\u003c\/h3\u003e\n\u003cul style=\"margin: 6px 0 8px 18px; padding: 0;\"\u003e\n\u003cli style=\"margin: 4px 0;\"\u003e\u003ca href=\"\/products\/lynx-hd120-cott-10ft\" style=\"color: #1e2d4d !important; text-decoration: underline;\"\u003eLynx HD120 COTT 10' - Roller Chain 10ft Reel\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin: 4px 0;\"\u003e\u003ca href=\"\/products\/lynx-hd120-cott-10ft\" style=\"color: #1e2d4d !important; text-decoration: underline;\"\u003eLynx HD120 COTT 10' - Roller Chain 10ft Reel\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin: 4px 0;\"\u003e\u003ca href=\"\/products\/lynx-hd120-riv-10ft\" style=\"color: #1e2d4d !important; text-decoration: underline;\"\u003eLynx HD120 RIV 10' - Roller Chain 10ft Reel\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin: 4px 0;\"\u003e\u003ca href=\"\/products\/lynx-hd120-riv-10ft\" style=\"color: #1e2d4d !important; text-decoration: underline;\"\u003eLynx HD120 RIV 10' - Roller Chain 10ft Reel\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"margin: 0 0 6px 0;\"\u003e\u003ca href=\"\/collections\/120-ansi-roller-chain-and-sprockets\" style=\"color: #C8102E !important; font-weight: 600 !important; text-decoration: none;\"\u003eShop all 27 matched options ›\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3 style=\"color: #1e2d4d !important; font-size: 17px; font-weight: 600 !important; margin: 16px 0 6px 0;\"\u003eMatched Roller Chain\u003c\/h3\u003e\n\u003cul style=\"margin: 6px 0 8px 18px; padding: 0;\"\u003e\n\u003cli style=\"margin: 4px 0;\"\u003e\u003ca href=\"\/products\/lynx-hd120-cott-10ft\" style=\"color: #1e2d4d !important; text-decoration: underline;\"\u003eLynx HD120 COTT 10' - Roller Chain 10ft Reel\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin: 4px 0;\"\u003e\u003ca href=\"\/products\/lynx-hd120-cott-10ft\" style=\"color: #1e2d4d !important; text-decoration: underline;\"\u003eLynx HD120 COTT 10' - Roller Chain 10ft Reel\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin: 4px 0;\"\u003e\u003ca href=\"\/products\/lynx-hd120-riv-10ft\" style=\"color: #1e2d4d !important; text-decoration: underline;\"\u003eLynx HD120 RIV 10' - Roller Chain 10ft Reel\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin: 4px 0;\"\u003e\u003ca href=\"\/products\/lynx-hd120-riv-10ft\" style=\"color: #1e2d4d !important; text-decoration: underline;\"\u003eLynx HD120 RIV 10' - Roller Chain 10ft Reel\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"margin: 0 0 6px 0;\"\u003e\u003ca href=\"\/collections\/120-ansi-roller-chain-and-sprockets\" style=\"color: #C8102E !important; font-weight: 600 !important; text-decoration: none;\"\u003eShop all 27 matched options ›\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 14px 0 0 0; font-size: 14px; color: #555;\"\u003eNot sure what fits? Call (888) 203-2358 and we will match it from the Houston warehouse.\u003c\/p\u003e\n\u003c\/div\u003e\u003c!-- TB_CROSSSELL_END --\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46659138683069,"sku":"BLS 120F42","price":563.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_SH_Bushed_2a069b84-962b-48db-883d-1e4117f06484.jpg?v=1775929372","url":"https:\/\/texasbelting.com\/products\/blackstar-120f42","provider":"Texas Belting and Supply","version":"1.0","type":"link"}