Surly Single Cassette Cog 3/32" Splined 17t MFPN=214310 Forged aluminum cups with lip

Forged aluminum cups with lip on drive side

including fork crown race 1

Type Tubeless Size 700x40 ISO 622 Bead TBLS - FOLD Tread/Sidewall Color Bk/Blk PSI 50 Weight (Grams) TPI 120 Durometer Features Reflective Sidewall

Mounting kit included

Surly Single Cassette Cog 3/32" Splined 17t MFPN=214310 Forged aluminum cups with lipSurly 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