Surly Single Cassette Cog 3/32" Splined 21t MFPN=5100-58432 Polycolon lining

Polycolon lining

}SRAM Eagle PG-1210/1230 Cassette Replacement Cogs - 11-13-15 Cogs Lockring Included

PHR – Pro Head Reinforcement system increases the load-bearing surface of the nipples on the rim and reduces localized stresses

Compatible with HG-X 10-speed chain Rings 40/30/22 Number of Chainrings Triple Drivetrain Speeds 10 Chainring BCD 64 Chainline/Hub Compatibility 135/142 MTB Hubs Color Black Crank Length (mm) 175 Crank Intended Use Mountain BB Included No Pedal Spindle 9/16" Defined Color Black Size 175Mm

}RockShox ZEB Select Charger RC Suspension Fork - 29" 160 mm 15 x 110 mm 44 mm Offset Diffusion Black A2

Surly Single Cassette Cog 3/32" Splined 21t MFPN=5100-58432 Polycolon liningSurly 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 21 Cassette Body Type Shimano HG 7 Speed Drivetrain Speeds Single Speed 3 32" Material Steel