NEW Shimano Alivio RD-M3100 Rear Derailleur - 9-Speed, Long Cage shifter_12speed Tricot inner lining for comfort

Tricot inner lining for comfort

15mm pedal wrench

Weight: 169

ZM2 Hub w/ 132 points of engagement

Replacement disc compatible forks for the Surly Straggler

NEW Shimano Alivio RD-M3100 Rear Derailleur - 9-Speed, Long Cage shifter_12speed Tricot inner lining for comfortThe Shimano Alivio RD M3100 Rear Derailleur features Shadow RD technology to keep the derailleur safe from trail obstacles. Super low profile Shadow RD technology Rear Derailleur Mount Type: Shimano Rear Direct Mount Rear Derailleur Mount Type: 10x1 Standard Rear Der Shifter Compatibility: Shimano Mountain Cage Length: Long Drivetrain Speeds: 9 Chain Wrap Capacity (teeth): 45 Largest Cog: 36