NEW Surly Cogs Track Cog Surly Track Cog 3/32'' X 18t Silver variant-size-41-eu-womens Cassette: Shimano XT CS-M8000

Cassette: Shimano XT CS-M8000

They setup and adjust with ease

Weight: 302

See Thule Buyer's Guide for recommended fits

Tire Compound

NEW Surly Cogs Track Cog Surly Track Cog 3/32'' X 18t Silver variant-size-41-eu-womens Cassette: Shimano XT CS-M8000Surly 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: 18