NEW Surly Cogs Driver and Single Cog Surly Single Cassette Cog 3/32" Splined 19t type_running-shoes Fits Brand: Hayes

Fits Brand: Hayes

Cassette Cogs: 11-12-13-14-15-16-17-19-21-23-25

Weight: 800

Rear Axle Type: Standard QR

Made with steel sourced from America’s heartland

NEW Surly Cogs Driver and Single Cog Surly Single Cassette Cog 3/32" Splined 19t type_running-shoes Fits Brand: HayesSurly 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: 19 Cassette Body Type: Shimano 7 Speed Material: Steel Drivetrain Speeds: Single Speed 3 32"