Surly Single Cassette Cog 3/32" Splined 17t Model=BB86/92 PressFit }SRAM GX Trigger Shifter Set

}SRAM GX Trigger Shifter Set 2x11 Speed Black

ProLock: pre-prepped/treated nipple threads with special compound

}CeramicSpeed BB30 Bottom Bracket - Coated Races

They replace standard locknuts

Surly Single Cassette Cog 3/32" Splined 17t Model=BB86/92 PressFit }SRAM GX Trigger Shifter SetSurly Single Cassette Cog 3 32" Splined 17t. Surly 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 TECH SPECS Tooth Count 17 Cassette Body Type Shimano 7 Speed Material Steel Drivetrain Speeds