Exclusive Surly Single Cassette Cog 3/32″ Splined 13t

Surly Single Speed Cogs.

• Designed as a singlespeed cog, but may also be stacked and used with speed shifter. Multi gear use will result in slower, less crisp shifting than cogs designed for multigear systems
• Fit Shimano freehub splines
• SCM 415 hardened chromoly steel
• Photo for color and material reference only