XT RD-M8100-SGS Rear Derailleur 12-Speed Long Cage Size:One Size technology (Energy Absorption System) diffuses

technology (Energy Absorption System) diffuses ball energy throughout the goal to extend its lifespan

Light Conditions: Medium Light

Cut: Above the Knee

Magnet-free

The dual actions of the DART include the mechanical fill created by inserting a piece of material into the puncture

XT RD-M8100-SGS Rear Derailleur 12-Speed Long Cage Size:One Size technology (Energy Absorption System) diffusesThe Shimano Deore XT RD M8100 rear derailleur offers fast and precise shifting performance optimized to take on any trail. Offers fast and shockless shifting thanks to HYPERGLIDE+ technology The low profile design includes a bumper added to the derailleur pulley cage Shimano Shadow RD+ technology reduces chain slap and creates a quieter drivetrain Includes large 13t pulley Drivetrain is silent in all gear positions with decreased rear derailleur and