Shimano Deore RD-M5100-SGS Rear Derailleur - 11-Speed, Long Cage, Black 650b The new Delta M is

The new Delta M is a redesign of the Max

25" rear chain stays

LONG LASTING: Made from durable Aquatuff® material designed to resist the damage from chlorine and sunlight (53% Polyester

Cable Head: Shimano/SRAM

Clean Streak Turbo Degreaser is the same great formula

Shimano Deore RD-M5100-SGS Rear Derailleur - 11-Speed, Long Cage, Black 650b The new Delta M isThe Shimano RD M5100 Rear Derailleur provides efficient and smooth shifting for Deore M5100 11 speed drivetrains. Features the Shadow RD+ chain stabilizer system to minimize chain slap Compatible with a 51T maximum cog size for 11 speed systems Color: Black Largest Cog: 51 Rear Derailleur Mount Type: 10x1 Standard Cage Length: Long Rear Der Shifter Compatibility: Shimano DynaSys11 Drivetrain Speeds: 11