NEW Surly Cogs Driver and Single Cog Surly Single Cassette Cog 3/32" Splined 20t type_arm-knee-leg-warmers A clean bike is a

A clean bike is a happy bike

Type:Tubeless

and SRAM 11-speed drivetrains

2000mm hose

Color Black Drivetrain Speeds 12 Rear Der/Shifter Compatibility Shimano Mountain

NEW Surly Cogs Driver and Single Cog Surly Single Cassette Cog 3/32" Splined 20t type_arm-knee-leg-warmers A clean bike is aSurly 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 Cassette Body Type Shimano HG 7 Speed Drivetrain Speeds Single Speed 3 32" Material Steel