NEW Surly Cogs Track Cog Surly Track Cog 1/8'' X 14t Silver brand_zipp Includes: BL-M6100(L)

Includes: BL-M6100(L)

resilient fiberglass-charged polyamide central tube from the harmful ingress of water

Clamps onto handlebars to provide easy water bottle access

TruVativ Trushift Chainring

Brake & Rotors: Shimano MT401

NEW Surly Cogs Track Cog Surly Track Cog 1/8'' X 14t Silver brand_zipp Includes: BL-M6100(L)Surly 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: 14