SRAM XX B-Bolt Kit Kit 11.7515.037.010 ModelNumber=K2239 } Mountain bike tire designed

} Mountain bike tire designed for long lasting performance

Shifter is not compatible with 11 speed MTB derailleurs

Rings 32 Defined Color Gray Spindle Interface Type SRAM DUB Chainring BCD Direct Mount SRAM Color Lunar Chainline/Hub Compatibility 157 Super Boost Hubs Drivetrain Speeds 12 Number of Chainrings Chain Retaining Single Crank Intended Use Mountain Pedal Spindle 9/16" BB Included No Crank Length (mm) 165

The gasket and valve core are replaceable for extended product usability

SRAM XX B-Bolt Kit Kit 11.7515.037.010 ModelNumber=K2239 } Mountain bike tire designedSRAM XX Rear Derailleur Hanger Bolt Assembly Parts Kit. Upper Bolt and Spring kits for SRAM rear derailleur maintenance and repairs.