{"product_id":"blackstar-h50b20","title":"BlackStar H50B20 - 50 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 H50B20 is a 50 pitch B-Hub roller chain sprocket with 20 teeth, precision manufactured from SAE 1045 steel with induction-hardened teeth for extended wear life 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;\"\u003eH50B20\u003c\/td\u003e\n\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;\"\u003e50\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%;\"\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\"\u003c\/td\u003e\n\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%;\"\u003eHardened Teeth\u003c\/td\u003e\n\u003ctd style=\"padding:8px 14px;font-size:13px;border:1px solid #dee2e6;\"\u003eYes\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;\"\u003e4.32\"\u003c\/td\u003e\n\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;\"\u003e3.995\"\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;\"\u003e2.28 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_50_Sprockets_50_Single-_Type_B_p1.jpg\" alt=\"BlackStar H50B20 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 H50B20, Martin 50BS20, Boston Gear RS50B20\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BlackStar","offers":[{"title":"Default Title","offer_id":46680023367869,"sku":"BLS H50B20","price":18.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/7721\/files\/BLS_Sprocket_B_ac18b5b8-1d79-4eee-a43f-59d84455eb58.jpg?v=1776442413","url":"https:\/\/texasbelting.com\/products\/blackstar-h50b20","provider":"Texas Belting and Supply","version":"1.0","type":"link"}