<div> The SRAM Force eTap AXS rear derailleur is designed for both 1x and 2x systems. It capitalizes on X-Range™ gearing technology for enhanced range and chain management, and features larger pulleys for improved durability and efficiency.</div><div> <ul><li>Compatible with 10-26, 10-28, and 10-33 cassettes</li><li>Orbit chain management technology keeps the drivetrain quiet and secure</li><li>SRAM AXS enabled, allowing easy personalization</li><li>Larger X-SYNC pulleys offer increased durability and efficiency</li><li>A single rear derailleur for all gearing combinations, including 1x and 2x</li><li>Battery sold separately</li></ul> </div>