Surly Track Cog

Brand Surly
Category Components
SubCategory Drivetrain
Sale Price
Retail Price
Merchant SKU 250553
Manufacturer SKU 708752031975
Product UPC 708752031975
Surly track cogs are threaded the same as a BMX freewheel 1.37 x 24tpi right-hand threads. This means that they will fit on single-speed r... Show More