Surly Track Cog 1/8'' X 17t Silver Model=Race Stem Bag The XM 1700 SPLINE wheels

The XM 1700 SPLINE wheels were designed to dominate the mountain

Collection of 37 carefully selected pieces from Birzman's portfolio of high performance tools and includes a tool box

3 is the perfect way to upgrade your home shop - a stable way to hold nearly any bike off the ground for adjustments cleaning and repair

border-color:#58675c

Backed by Pedros lifetime warranty

Surly Track Cog 1/8'' X 17t Silver Model=Race Stem Bag The XM 1700 SPLINE wheelsSurly 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 17 Size 1 8''