SRAM GX Eagle T-Type Rear Derailleur AXS Upgrade Kit - Converts Eagle 70 90 Mechanical Rear Derailleurs to AXS ElectronicUpgrade from mechanical T Type drivetrains to a wireless AXS system as simply as possible. Includes an AXS enabled derailleur body, AXS battery, charger, and Pod Controller Simply remove the threaded cage assembly and mount bolt from your mechanical Eagle 90 or 70 derailleur, and reinstall on the new GX Eagle Transmission derailleur body. Included Eagle T Type PowerLock gives you peace of mind when re installing the chain. Threaded cage assembly and