NEW Surly Cogs Driver and Single Cog Surly Single Cassette Cog 3/32" Splined 17t inventory-parts-components-seatposts Clamps below and adjusts independently

Clamps below and adjusts independently of the front derailleur

Tool lock for knife blade and tire reamer / plug insertion tool add safety

Brake Lever Actuation: Short Pull Super SLR

more precise shifting

NEW Surly Cogs Driver and Single Cog Surly Single Cassette Cog 3/32" Splined 17t inventory-parts-components-seatposts Clamps below and adjusts independentlySurly 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 7 Speed Material: Steel Drivetrain Speeds: Single Speed 3 32"