Surly Single Cassette Cog 3/32" Splined 17t MFPN=214310 Primary Color Blue Rotor Mount

Primary Color Blue Rotor Mount Center Lock Axle Type 12mm TA Freehub Body SRAM XD-R Hub Spoke Type J-bend Hub Weight 223g Hub Spacing 142mm Hub Drilling 24H Position Rear

Forged aluminum cups with lip on drive side

} Includes tape

note: the rim-brake image is shown

Lightweight - minimal lift

Surly Single Cassette Cog 3/32" Splined 17t MFPN=214310 Primary Color Blue Rotor MountSurly 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