Surly Track Cog 3/32'' X 18t Silver Model Name-Premium Bar End Cycling Mirror } Made from 6061 alloy

} Made from 6061 alloy

Weights: 26t • 52g | 28t • 59g | 30t • 65g | 32t • 70g | 34t • 75g | 36t • 81g

Double looped cable with key padlock

}SRAM Eagle X-SYNC 2 Direct Mount Chainring - 34t Direct Mount 3mm Offset For Boost Lunar Grey

Surly Track Cog 3/32'' X 18t Silver Model Name-Premium Bar End Cycling Mirror } Made from 6061 alloySurly 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''