Surly Single Cassette Cog 3/32" Splined 18t MFPN=4191200 Designed and tested to provide

Designed and tested to provide enduring e-biking performance

FOX MY26 Stanchion Diameter 34

Cork Chop GripsDurable cork and rubber compound

5 Casing Type Tough

Surly Single Cassette Cog 3/32" Splined 18t MFPN=4191200 Designed and tested to provideSurly Single Speed Cogs. Designed as a singlespeed cog but may also be stacked and used with 9 speed shifter. Multi gear use will result in slower less crisp shifting than cogs designed for multi gear systems Fit Shimano freehub splines SCM 415 hardened chromoly steel Photo for color and material reference only Tooth Count 18 Cassette Body Type Shimano HG 7 Speed Drivetrain Speeds Single Speed 3 32" Material Steel