Surly Track Cog 1/8'' X 18t Silver Model-Box Two Double-density padding for a softer

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

rocky terrain and in bike parks

Steel-backed sintered metallic pads come standard for more power and longer wear

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

5 Flange No Lock On Yes Shape Round Color Deep Moss Weight 105 Defined Color Green Style Slim

Surly Track Cog 1/8'' X 18t Silver Model-Box Two Double-density padding for a softerSurly 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''