Lighter, faster and more capable than ever, the Force AXS rear derailleur does it all in style. Covering cassette ranges from 10-28T up to 10-36T, this wireless wonder has a new, lighter cage and a larger pulley wheel to increase drivetrain efficiency. One derailleur ready for 2x or 1x, the steepest climbs and descents, all while shedding 12g from previous generation Force. Features - AXS enabled for easy setup, personalization, and reliability - Compatible with both 2x and 1x drivetrains - Compatible with cassettes from 10-28T to 10-36T - Larger X-SYNC pulleys for increased efficiency - Chain management technology keeps the drivetrain quiet and secure