Shimano XT RD-M8100-SGS Rear Derailleur - 12-Speed fanny pack Fits 140 and 160mm Front

Fits 140 and 160mm Front Rotors

making this one of the most comfortable gravel saddles

10% Spandex – PALM: 57% Nylon

700 x 38mm

Shimano XT RD-M8100-SGS Rear Derailleur - 12-Speed fanny pack Fits 140 and 160mm FrontDeore 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 Long cage is designed to be used with 1x12 drivetrain systems