NEW Shimano XT RD-M8100-GS Rear Derailleur - 12-Speed Medium Cage Black groupset-shifter-type-drop-bar The KMC Z8

The KMC Z8

less crisp shifting than cogs designed for multi-gear systems

49 cm: 4'8"–5'2"

performance

120 mm or RST Aerial 110-15

NEW Shimano XT RD-M8100-GS Rear Derailleur - 12-Speed Medium Cage Black groupset-shifter-type-drop-bar The KMC Z8Deore XT RD M8100 Rear Derailleur 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 chain tension in low gear Rear Derailleur Mount Type: Shimano Rear Direct Mount Rear