Shimano Alivio RD-M3100 Rear Derailleur - 9-Speed Long Cage MFPN=0220421116 Designed to perform for all

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we will provide refunds based on expenses incurred

Tubeless Ready and Inner-Tube Compatible

Fits some Norco

Shimano Alivio RD-M3100 Rear Derailleur - 9-Speed Long Cage MFPN=0220421116 Designed to perform for allThe Shimano Alivio RD M3100 Rear Derailleur features Shadow RD technology to keep the derailleur safe from trail obstacles. Super low profile Shadow RD technology Largest Cog 36 Rear Der Shifter Compatibility Shimano Mountain Rear Derailleur Mount Type 10x1 Standard Drivetrain Speeds 9 Chain Wrap Capacity (teeth) 45 Cage Length Long