Surly Track Cog 3/32'' X 18t Silver Model=Extended Out-Front Mount to Zipp’s proprietary HITOP Technology

to Zipp’s proprietary HITOP Technology

}Topeak Aero Wedge Seat Bag - QuickClick Large Black

Purple 2°

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

Brake Lever Actuation Hydraulic Brake Lever Use Left or Right Color Dark Polar keyword search DB-LVL-BRZ2-C1 keyword search DB-LVL-BRZ4-C1

Surly Track Cog 3/32'' X 18t Silver Model=Extended Out-Front Mount to Zipp’s proprietary HITOP TechnologySurly 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''