Surly Track Cog 1/8'' X 18t Silver ModelNumber=D1430 Advanced SL fork

Advanced SL fork

Misc Red Green and Black

35 Tire Bead Wire Tire Diameter 26" Tire Intended Use Touring-Hybrid Tire Type Clincher Weight 815 Weight (oz) 29

Maximum grip: Reinforced side lugs for improved grip in bends and solid center lugs for perfect brake transmission and grip off-road

Precision ground

Surly Track Cog 1/8'' X 18t Silver ModelNumber=D1430 Advanced SL forkSurly 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''