SRAM RED eTap AXS Rear Derailleur | short cage 12-speed | 36T
The eTap AXS rear derailleur ensures even faster gear changes with a revised motor and improved data transmission. The speed-dependent Orbit-Fluid vibration damping ensures safe chain guidance, even in off-road use. Enlarged jockey wheels and ceramic bearings make the drive even more efficient than the previous version. An ANT+ transmitter integrated in the rear derailleur enables communication between your bike computer and the rear derailleur. You can display information about the charge status of the battery and the current gear in your cockpit.