microSHIFT R9 Rear Derailleur - 910 Speed Medium Cage Black Model=Axle Kits Shimano XTR BB91 BB93 BB94

Shimano XTR BB91 BB93 BB94 Hollowtech II Bottom BracketsIncludes 3 x 2

}MRP Progressive Rear Shock Coil Spring 122mm Long 65mm Maximum Stroke 350+ Pound Spring Weight

100% Fluoro-free

}RockShox Rear Shock Damper Sealhead Assembly - Super Deluxe C1+/Super Deluxe Flight Attendant C1+ (2023+)

microSHIFT R9 Rear Derailleur - 910 Speed Medium Cage Black Model=Axle Kits Shimano XTR BB91 BB93 BB94microSHIFT R9 Rear Derailleur 910 Speed Medium Cage Black. R series rear derailleurs are designed to work with 7 8 9 and 10 speed Shimano compatible road shifters. These R9 rear derailleurs combine the benefits of R10 and R8 rear derailleurs: compatibility friendly weight saving and robust. Weight saving aluminum bracket body and outer link Steel pulley cage for extra chain rub durability Compatible with Shimano 7 8 9 and 10 speed road systems Not