Track Cog Vendor_KMC Material: premium brass and stainless

Material: premium brass and stainless steel

Face-Sealed

Comfort plays a big part in speed--that's why SRAM designed the Force 22 ErgoDynamic Shifters with an ErgoFit textured body and refined hood shape that improve grip and provide a smooth transition to the bar

570mm wide

Track Cog Vendor_KMC Material: premium brass and stainlessSurly 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. FEATURES: 415 hardened chromoly steel 1. 375" x 24 tpi