The Shimano SLX RD-M7100-SGS rear derailleur provides fast and precise shifting operations over a wide gear range. Guide and tension pulleys with 13 teeth and a rubber damper reduce noise and increase ride comfort. They also improve the chain's grip under all conditions.
The RD-M7100 rear derailleur for the SLX 1x12-speed drivetrain is suitable for the use with both the large 10-51 teeth and the smaller 10-45 teeth Shimano CS-M7100 cassette. Material: aluminium (painted), glass fiber reinforced polymer (GFRP), steel Weight supplement: manufacturer's specs