Fast, precise rear shifting is now more attainable than ever. Whether you ride 2x or 1x, tarmac or gravel, the SRAM Force eTap AXS rear derailleur is up for the task. It features Orbit damper technology for quiet, secure chain management over rough roads and capitalizes on larger X-SYNC pulleys for improved durability and efficiency. FEATURES Orbit™ chain management technology keeps the drivetrain quiet and secure Compatible with both 1x and 2x drivetrains SRAM AXS™ enabled, allowing easy personalization 36t-max derailleur is compatible with 10-36 and 10-33 cassettes 33t-max derailleur is compatible with 10-26, 10-28, and 10-33 cassettes Larger X-SYNC™ pulleys for increased durability and efficiency Compatible with existing eTap® batteries SPECIFICATIONS Speed (RD): 12s Cable pull ratio: n/a Cage (RD): Medium Max tooth: 36 Color (RD): Grey Pulley bearings material: Steel Cage material (RD): Aluminum