Surly Single Cassette Cog 3/32" Splined 17t MFPN=979-01-208 Recycled marine plastics

Recycled marine plastics

put the ski back on and go

The vibration damping of the new composite frame is exceptional

45NRTH’s fastest snow tire with a reduced lug count for low-rolling efficiency

Surly Single Cassette Cog 3/32" Splined 17t MFPN=979-01-208 Recycled marine plasticsSurly 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 17 Cassette Body Type Shimano HG 7 Speed Drivetrain Speeds Single Speed 3 32" Material Steel