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Ships within 48 hours · Estimated delivery Sep 26 - Oct 1
Rotor Size (mm): 160
Stylish construction of aluminum resistance unit
Clearance for 700c x 47mm with or without fenders
400mm² platform area for maximum power transfer and greater pedal stability
NEW Surly Cogs Track Cog Surly Track Cog 3/32'' X 17t Silver hydraulic-fluid-type_mineral-oil Rotor Size (mm): 160Surly 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
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