{"product_id":"surly-track-cog-1-8-x-17t-silver","title":"Surly Track Cog - 1\/8'' X 17t Silver","description":"\u003cdiv\u003e\n\u003ch2\u003eSurly Track Cog 17T 1\/8 in for Track Hubs\u003c\/h2\u003e\n\u003cbr\u003e\n\u003cp\u003eNew Surly Track Cog engineered for track cycling demands. Crafted from 415 hardened chromoly steel, this cog delivers lasting durability under high-torque accelerations typical of velodrome workouts and sprint efforts. The 17-tooth configuration pairs with 1\/8 in chains to provide a snappy, predictable engagement that keeps your drivetrain feeling responsive.\u003c\/p\u003e \u003ch3\u003eThreading and Compatibility\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cp\u003eThese cogs use the classic BMX-style 1.375 x 24 tpi right-hand threads, identical to BMX freewheels, enabling secure mounting on track hubs. While the threads will fit single-speed rear hubs and some BMX freewheel hubs, track performance is optimized when used on dedicated track hubs only.\u003c\/p\u003e \u003ch3\u003eWhy it matters\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003eClean, durable construction minimizes wear and reduces the risk of slippage during hard pulls.\u003c\/li\u003e\n\u003cli\u003e1\/8 in tooth profile is designed for track chains, ensuring consistent chain engagement and longer chain life with proper alignment.\u003c\/li\u003e\n\u003cli\u003eFinish is silver-toned chromoly, balancing strength with a sleek look on any track setup.\u003c\/li\u003e\n\u003cli\u003eCompact 17T offers a balanced cadence for sprint efforts and controlled tempo riding on the track.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cbr\u003e\n\u003cp\u003eTrack riders, fixed-gear enthusiasts, and single-speed converts who rely on precise, predictable gear engagement for racing or fast training sessions.\u003c\/p\u003e \u003cbr\u003e \u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTooth Count\u003c\/td\u003e\n\u003ctd\u003e17\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e1\/8''\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e","brand":"Surly","offers":[{"title":"Default Title","offer_id":49012478640368,"sku":"FW2065","price":35.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/8142\/8720\/files\/surly-first-variant-sku-track-cogs-lockrings-9309165.jpg?v=1778856972","url":"https:\/\/stage21bikes.com\/products\/surly-track-cog-1-8-x-17t-silver","provider":"Stage 21 Bikes","version":"1.0","type":"link"}