Surly Track Cog 3/32'' X 17t Silver MFPN=184-001-003 Uncompromised durability and minimal maintenance

Uncompromised durability and minimal maintenance thanks to their stainless steel construction and triple-sealed bearing system

STIFFNESS-

Made with a proprietary blend of 420 virgin stainless steel with high carbon content that provides better memory and friction

The Tellis Adjustable Dropper lever offers an intelligent design for unparalleled adjustments and overall function while still retaining one the softest actuations in the game

Surly Track Cog 3/32'' X 17t Silver MFPN=184-001-003 Uncompromised durability and minimal maintenanceSurly 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 17 Size 3 32''