Surly Track Cog 3/32'' X 18t Silver Defined Color-Black Chainring spider is removable

Chainring spider is removable

When conditions get extreme the Shorty delivers maximum traction for maximum output

Additionally the bold shape of the lever and helpful dual spoke hooks makes removal of even the tightest tires a simple task

2 PSI 60 TPI 120 Tire Bead Folding Tire Diameter 29" Tire Intended Use Mountain Tire Type Tubeless Ready Clincher Weight 653

Ritchey compression plug is included

Surly Track Cog 3/32'' X 18t Silver Defined Color-Black Chainring spider is removableSurly Track Cog 3 32'' X 18t Silver. Surly 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 TECH SPECS Tooth Count 18