Surly Track Cog 1/8'' X 17t Silver MFPN=BX-ST13H0853-BK 8 Cable Routing Internal Width

8 Cable Routing Internal Width Measurement Center Width 44 Defined Color Black Clip-on Compatible No

Disc Pad Material Organic Backplate Aluminum Cooling Fins Yes Model Compatibility SRAM HRD Level Ultimate/TLM Pad Shape SRAM Monoblock

7 External Adjustments Rebound Damping Positive Spring Air Eye to eye length (mm) 210 keyword search FOX Model Year 26

}SRAM X-Sync Chainring 40 Teeth 110mm BCD Polished Grey/Matte Black

Surly Track Cog 1/8'' X 17t Silver MFPN=BX-ST13H0853-BK 8 Cable Routing Internal WidthSurly 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 1 8''