Surly Track Cog 3/32'' X 16t Silver Pro BB Socket System Insert 8mm bar clamp diameter

8mm bar clamp diameter

9 Cable Routing Internal Defined Color Black Clamp Style Std Rails Offset (mm) 0 Travel 170Mm

4 Weight 545 Width Measurement Center Width 50 Defined Color Black Rise 70Mm

2 mm diameter

Provides 160 degrees of visibility

Surly Track Cog 3/32'' X 16t Silver Pro BB Socket System Insert 8mm bar clamp diameterSurly 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 16 Size 3 32''