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with small ball bearings that reduce rotational mass and contribute to the lower weight without sacrificing the durability that Dura-Ace requires
Compatible with all SRAM 12-speed Eagle chains including NX Eagle
long-lasting pro-grade formula designed to deliver sustained friction protection across multi-hour rides
wet conditions
Easy to fill
Shimano Alivio RD-M3100 Rear Derailleur - 9-Speed | Long Cage Hydraulic Brake Service with small ball bearings thatWhy Choose the Shimano Alivio RD M3100 for Your 9 Speed MTB Build? The Shimano Alivio RD M3100 is a capable 9 speed MTB rear derailleur that brings Shadow RD low profile design to an accessible price point, keeping the mechanism protected from trail obstacles while reducing chain slap and improving chain retention on rough terrain. The long SGS cage handles cassettes up to 36t with 45t total capacity, giving riders ample range for varied terrain
