NEW Surly Cogs Track Cog Surly Track Cog 1/8'' X 19t Silver Type_Headsets CNC precision machined

CNC precision machined

Three position wheel scoops allow for raising/lowering the bike to help with handlebar interference

Model:Leather Touch

The top cap

Made with the user experience and durability in mind

NEW Surly Cogs Track Cog Surly Track Cog 1/8'' X 19t Silver Type_Headsets CNC precision machinedSurly 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 Tooth Count: 19