NEW Surly Cogs Track Cog Surly Track Cog 3/32'' X 18t Silver variant-size-41-eu-womens Adhesive: Yes

Adhesive: Yes

They setup and adjust with ease

They match the simple aesthetic of other Whisky cockpit components

Cassette: Shimano XT CS-M8000

Tires : Surly ExtraTerrestrial 26x46

NEW Surly Cogs Track Cog Surly Track Cog 3/32'' X 18t Silver variant-size-41-eu-womens Adhesive: YesSurly 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