SRAM 2010 and later X9 and X7 9- and 10 speed Pulley Kit Model=Rival 22 Crankset Gyro compatible

Gyro compatible

Storm HC Disc Brake Rotor2

}SRAM X-Sync 2 Eagle Chainring - 34 Tooth 104mm BCD 12-Speed Black

Rim Width (Internal) 18 Defined Color Black Wheel Size 20" Color Black ISO Diameter 451/ 20 x 1-1/8" 1-3/8" Valve Presta Rim Center Offset (mm) 0 Weight 357 Tire Type Clincher Rim Material Alloy Hub Drilling 32 Brake Track Non-Machined Manufacturer Spec ERD (mm) 438

SRAM 2010 and later X9 and X7 9- and 10 speed Pulley Kit Model=Rival 22 Crankset Gyro compatibleSRAM 2010 and later X9 and X7 9 and 10 speed Pulley Kit. Original equipment rear derailleur pulleys for SRAM rear derailleurs. TECH SPECS Fits Brand SRAM Drivetrain Speeds 9 Drivetrain Speeds 10