NEW Shimano Alivio RD-M3100 Rear Derailleur - 9-Speed, Long Cage shifter_12speed Full-length semi-auto lock YKK zipper

Full-length semi-auto lock YKK zipper with rubber pull-tab

6 (1-1/8")

3C MaxxTerra: intermediate triple compound

Casual fit shop short with hand pockets

Cleans up easily using water and a quick rinse eliminating science experiments growing in your hydration vessels

NEW Shimano Alivio RD-M3100 Rear Derailleur - 9-Speed, Long Cage shifter_12speed Full-length semi-auto lock YKK zipperThe 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