Surly Track Cog 1/8'' X 18t Silver Model-Box Two 160 PSI/11 bar Valve Compatibility

160 PSI/11 bar Valve Compatibility Presta and Schrader Color Silver/Black Includes Gauge Yes High Volume Pump No Defined Color Silver Hose Length 1065 PSI 160

6mmx24tpi Width 68/73mm Color Silver Standard DUB

Anodized aluminum 5-spoke 13-tooth upper and 19-tooth lower pulley wheels are light weight and durable

The 102BCD chainring was made specifically for the XTR M960 crankset

Double-density padding for a softer tip for ease of movement with high-density rear for the stability while pedalling

Surly Track Cog 1/8'' X 18t Silver Model-Box Two 160 PSI/11 bar Valve CompatibilitySurly 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 Size 1 8''