SRAM Red XPLR eTap AXS Rear Derailleur 12 Speed

Wireless electronic eTap shift logic for intuitive shifting, easy setup and reliability Orbit chain management technology keeps the drivetrain quiet and secure 1x specific for use with 10-44 XPLR cassettes and 10-36 cassettes SRAM AXS enabled, allowing easy personalization Larger X-SYNC pulleys for increased durability and efficiency Compatible with existing eTap batteries (battery not included)