Surly Track Cog 3/32'' X 18t Silver Model=Extended Out-Front Mount High End - Yet durable

High End - Yet durable

Purple 2°

Automatic keyhole cover to protect against dirt and corrosion

5 axis precision machined from aluminum forged billet Adjustable Contact Point Yes Adjustable Reach Yes Brake Caliper Type Post Mount Brake Lever Actuation Hydraulic Brake Lever Use Left Color Black Hydraulic Fluid Type DOT Rotor Included No

Surly Track Cog 3/32'' X 18t Silver Model=Extended Out-Front Mount High End - Yet durableSurly 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 3 32''