SRAM FORCE AXS Rear Derailleur | 12-speed | E1

All performance, no compromises. Lighter, faster and more capable than ever, the SRAM 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 Force generation. AXS enabled for easy setup, personalization, and reliability. Larger X-SYNC pulleys for increased efficiency. Chain management technology keeps the drivetrain quiet.and secure. Suitable for road bike Flattop D1 and Flattop E1 chains. AXS battery not included.