Surly Track Cog 3/32'' X 18t Silver Defined Color-Black 2 PSI 60 TPI 120

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

Chainring spider is removable

Sold 50 per container

The chain is the heart of the Eagle drive train completely re-engineered for 1x systems and the innovative X-Sync 2 chainrings

Surly Track Cog 3/32'' X 18t Silver Defined Color-Black 2 PSI 60 TPI 120Surly 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