Surly Track Cog 3/32'' X 17t Silver MFPN=SCH020288S0100 The design reduces what engineers

The design reduces what engineers call "splay force" sending energy into the brake instead of the frame and fork

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6 Steerer Tube Length (mm) 260 Wheel Size 26" Fat Wheel Size 27

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Surly Track Cog 3/32'' X 17t Silver MFPN=SCH020288S0100 The design reduces what engineersSurly Track Cog 3 32'' X 17t Silver. Surly track cogs are threaded the same as a BMX freewheel (1. 375 x 24 tpi right hand threads). This means that they will fit on single speed rear hubs as well as BMX freewheel hubs but this application is not recommended. Track cogs are meant to work on track hubs only. 415 hardened chromoly steel 1. 375" x 24 tpi Photo for color and material reference only TECH SPECS Tooth Count 17