{"product_id":"surly-single-cogs-cog-road-bike-touring-bike-fitness-crossbike-cruiser-mountain-bike-dirt-jumper-fw2073","title":"Surly 15T Single Speed Cassette Cog 3 - 32\" Steel, Splined, Shimano Compatible, Hardened Chromoly Gear for Singlespeed \u0026 Multi-Use Bikes","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your fixed-gear or singlespeed bicycle with the Surly Single Cassette Cog 15T, designed for superior durability, lightweight performance, and versatile use. Crafted from high-quality SCM 415 hardened chromoly steel, this 15-tooth cog ensures long-lasting strength and reliability for demanding urban rides, mountain biking, or custom singlespeed builds.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Engineering\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eConstructed from rugged SCM 415 hardened chromoly steel, the Surly Single Cassette Cog offers excellent wear resistance and durability. Weighing only 39 grams, it strikes a perfect balance between lightweight performance and strength, making it ideal for enthusiasts seeking efficiency without added bulk.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Compatibility\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned specifically for single-speed setups, this 3\/32-inch cog is compatible with Shimano freehub splines, fitting seamlessly onto Shimano HG 7-Speed bodies. While optimized for singlespeed configurations, it can be stacked and used with 9-speed shifters - though multi-gear shifting may be less precise than dedicated multi-gear cogs.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eFeaturing a splined interface, the Surly 15T cog provides a secure fit and smooth power transfer. Its precision-machined teeth ensure consistent engagement and minimal drivetrain noise. The cog's design promotes easy installation and compatibility across various bike frames and hub types.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eWith a sleek, industrial appearance, this steel cog complements any urban, mountain, or commuter bike. Its versatile design is perfect for custom singlespeed builds, fixed-gear conversions, or lightweight bike projects. Whether you're riding downtown, tackling rugged trails, or enjoying casual city cruises, this cog delivers dependable performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Unique Features\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003eA standout feature is its compatibility with Shimano freehub bodies, offering a simple upgrade path for riders seeking increased drivetrain simplicity and reduced maintenance. Its durable chromoly construction ensures many miles of reliable riding, making it an essential component for serious cyclists and DIY bike builders.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003eOptimize your bike's drivetrain with the Surly Single Cassette Cog 15T - a durable, lightweight, and versatile choice for singlespeed enthusiasts seeking high-performance components.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eLightweight 15-tooth single-speed cassette cog constructed from SCM 415 hardened chromoly steel for enhanced durability and longevity. \u003c\/li\u003e\n\u003cli\u003eDesigned to fit Shimano freehub splines, compatible with 3\/32\" chain drive systems, making it ideal for singlespeed and utility bikes. \u003c\/li\u003e\n\u003cli\u003eVersatile performance allows for stacking with other cogs and use with 9-speed shifters, offering flexible drivetrain customization; note that multi-gear use may slightly affect shifting precision. \u003c\/li\u003e\n\u003cli\u003eEngineered with high-quality materials to resist wear and corrosion, ensuring reliable, crisp engagement in everyday urban and mountain biking applications. \u003c\/li\u003e\n\u003cli\u003eSleek, industry-standard design suitable for custom singlespeed builds or upgrade projects, combining style and function for optimal cycling performance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Surly","offers":[{"title":"Default Title","offer_id":42206974279747,"sku":"FW2073","price":41.14,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/FW2074_d4a332c9-b27e-4a59-adba-87d19b8c7aef.jpg?v=1773447272","url":"https:\/\/365cycles.com\/products\/surly-single-cogs-cog-road-bike-touring-bike-fitness-crossbike-cruiser-mountain-bike-dirt-jumper-fw2073","provider":"365 Cycles","version":"1.0","type":"link"}