Shimano XT RD-M8100-SGS Rear Derailleur - 12-Speed, Long Cage, Black, For 1x

Deore XT RD-M8100 Rear Derailleur Long cage is designed to be used with 1x12 drivetrain systems 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 Item Specifications Cage Length Long Chain Wrap Capacity (teeth) 41 Color Black Drivetrain Speeds 12 Largest Cog 51 Rear Der/Shifter Compatibility Shimano Mountain Rear Derailleur Mount Type 10x1 Standard Weight 284 Shimano Deore XT RD-M8100 Rear Derailleur UPC: 192790443645