Surly Single Cassette Cog 3/32" Splined 17t MFPN=979-01-208 BOOT COLLECTION:Classic

BOOT COLLECTION:Classic

Easy on and off adjustable seat post strap mount with quick release tab

Press-fit end caps allow tool-free maintenance and conversion Rear Axle 12mm Thru x 142mm Cassette Body Type Shimano HG Color Black Skewer Included No Bearing Type Sealed Cartridge Defined Color Black Spoke Interface J-Bend Hub Drilling 24 Hub/Brake Compatibility Center-Lock Disc

Race Face 30mm

Recycled marine plastics

Surly Single Cassette Cog 3/32" Splined 17t MFPN=979-01-208 BOOT COLLECTION:ClassicSurly 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