{"product_id":"617395140718","title":"Trek Knock Block Headset, 1-1\/8 to 1.8, w\/ Bearings, Spacers, Crown Race","description":"\u003ch1\u003eTrek Knock Block Headset – 1-1\/8\" to 1.8\", with Bearings, Spacers \u0026amp; Crown Race\u003c\/h1\u003e\n  \u003cp\u003e\n    The Trek Knock Block Headset (1-1\/8\" to 1.8\") is a complete replacement headset system designed for \n    Trek frames equipped with the Knock Block steering stop. It includes precision 42E cartridge bearings, \n    a 67° AL7075 alloy top cap with anodized black finish, compression spacer, crown race, and a frame chip \n    with locating pin holes and bolt. This version does \u003cstrong\u003enot\u003c\/strong\u003e include the Knock Block stop chip, \n    making it ideal for riders who already have one installed or who don’t require it. Engineered for smooth \n    steering and frame protection, it’s built to keep your cockpit performing at its best.\n  \u003c\/p\u003e\n\n  \u003ch2\u003eWhy you’ll like it\u003c\/h2\u003e\n  \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete kit\u003c\/strong\u003e – includes top cap, bearings, compression spacer, crown race, and frame chip with bolt.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e67° AL7075 alloy top cap\u003c\/strong\u003e – strong, lightweight, and anodized black for premium durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e42E sealed cartridge bearings\u003c\/strong\u003e – smooth and long-lasting steering performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKnock Block frame chip\u003c\/strong\u003e – integrates seamlessly with Trek’s Knock Block system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable construction\u003c\/strong\u003e – built for consistent performance in demanding conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n  \u003ch2\u003eWhat’s in the box\u003c\/h2\u003e\n  \u003cul\u003e\n\u003cli\u003e1 × 67° AL7075 alloy top cap (black anodized)\u003c\/li\u003e\n\u003cli\u003e1 × Set of 42E sealed cartridge bearings\u003c\/li\u003e\n\u003cli\u003e1 × Compression spacer\u003c\/li\u003e\n\u003cli\u003e1 × Crown race\u003c\/li\u003e\n\u003cli\u003e1 × Frame chip with locating pin holes and bolt\u003c\/li\u003e\n\u003c\/ul\u003e\n\n  \u003ch2\u003eTech specs\u003c\/h2\u003e\n  \u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth colspan=\"1\" rowspan=\"1\"\u003eManufacturer\u003c\/th\u003e\n\u003ctd colspan=\"1\" rowspan=\"1\"\u003eTrek \/ FSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth colspan=\"1\" rowspan=\"1\"\u003eModel\u003c\/th\u003e\n\u003ctd colspan=\"1\" rowspan=\"1\"\u003eKnock Block Headset (1-1\/8\" to 1.8\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth colspan=\"1\" rowspan=\"1\"\u003eTop Cap\u003c\/th\u003e\n\u003ctd colspan=\"1\" rowspan=\"1\"\u003e67° AL7075 alloy, anodized black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth colspan=\"1\" rowspan=\"1\"\u003eBearings\u003c\/th\u003e\n\u003ctd colspan=\"1\" rowspan=\"1\"\u003e42E sealed cartridge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth colspan=\"1\" rowspan=\"1\"\u003eIncluded Hardware\u003c\/th\u003e\n\u003ctd colspan=\"1\" rowspan=\"1\"\u003eTop cap, bearings, compression spacer, crown race, frame chip with bolt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth colspan=\"1\" rowspan=\"1\"\u003eStop Chip\u003c\/th\u003e\n\u003ctd colspan=\"1\" rowspan=\"1\"\u003eNot included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth colspan=\"1\" rowspan=\"1\"\u003eFinish\u003c\/th\u003e\n\u003ctd colspan=\"1\" rowspan=\"1\"\u003eBlack anodized\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth colspan=\"1\" rowspan=\"1\"\u003eApplication\u003c\/th\u003e\n\u003ctd colspan=\"1\" rowspan=\"1\"\u003eTrek frames with Knock Block system (1-1\/8\" to 1.8\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n  \u003ch2\u003eFit notes\u003c\/h2\u003e\n  \u003cul\u003e\n\u003cli\u003eCompatible with Trek frames using the Knock Block headset system.\u003c\/li\u003e\n\u003cli\u003eThis version excludes the Knock Block stop chip – confirm if your setup requires one.\u003c\/li\u003e\n\u003cli\u003eIncludes all other parts for a full headset installation.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FSA","offers":[{"title":"Default","offer_id":47747904864468,"sku":"617395140718","price":69.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/outlet.wheelandsprocket.com\/products\/617395140718","provider":"Wheel \u0026 Sprocket - Outlet","version":"1.0","type":"link"}