SRAM Force AXS E1 12-Speed Rear Derailleur Max 36T (Battery Not Included)

One derailleur ready for 2x or 1x, the steepest climbs and descents, all while shedding 12g from previous generation Force. SRAM Force AXS Groupset ReviewKey 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