{"product_id":"trek-speed-concept-gen-1-headsets-10878","title":"Trek Speed Concept (Gen 1) Headsets","description":"\u003ch2\u003eKey specs\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCategory\u003c\/th\u003e\n\u003ctd\u003eBike headsets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eTrek\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eManufacturer part #\u003c\/th\u003e\n\u003ctd\u003e12100078000010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSteerer outer diameter\u003c\/th\u003e\n\u003ctd\u003e28.6mm (1-1\/8\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCrown race inner diameter\u003c\/th\u003e\n\u003ctd\u003e30mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCup Insertion OD\u003c\/th\u003e\n\u003ctd\u003eIntegrated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eStack height\u003c\/th\u003e\n\u003ctd\u003e15.7mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBearing type\u003c\/th\u003e\n\u003ctd\u003eSealed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eHeadset type upper\u003c\/th\u003e\n\u003ctd\u003eUnthreaded fully integrated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eHeadset type lower\u003c\/th\u003e\n\u003ctd\u003eFully integrated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003eSold by Atlanta Cycling, an authorized Trek retailer in Atlanta, GA. Manufacturer part #10878.\u003c\/p\u003e","brand":"Trek","offers":[{"title":"28.6mm (1-1\/8\") \/ Black","offer_id":51669878538407,"sku":"W307396","price":43.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/6076\/5863\/files\/trek-speed-concept-gen-1-headsets-black-1.jpg?v=1793110191","url":"https:\/\/www.atlantacycling.com\/products\/trek-speed-concept-gen-1-headsets-10878","provider":"Atlanta Cycling","version":"1.0","type":"link"}