{"product_id":"ex-1-alloy-external-sealed-bottom-bracket-68-73mm-black","title":"EX-1 Alloy external Sealed Bottom Bracket 68\/73mm Black","description":"\u003cp\u003eEX-1 External bottom brackets feature cold-forged and CNC-machined alloy cups, dual-labyrinth bearing covers and precision sealed bearings. They are the perfect match to Promax CF-2 and HF-2 cranks and ultimate upgrade to the budget BBs sold with most crank sets.\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\u003cli\u003eFits all 24-millimeter bottom bracket spindles and frames with 68 or 73 x BC1.37” bottom bracket shells\u003c\/li\u003e\u003c\/ul\u003e","brand":"Promax","offers":[{"title":"Default Title","offer_id":46793238675704,"sku":"PX-BB13000EX-BK","price":54.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0357\/3930\/4074\/files\/CR3550.jpg?v=1756885360","url":"https:\/\/shopbikesupply.com\/products\/ex-1-alloy-external-sealed-bottom-bracket-68-73mm-black","provider":"Sierra Bicycle Supply","version":"1.0","type":"link"}