SRAM XX1 Eagle AXS Upgrade Kit - Rear Derailleur for 52t Max, Battery, Eagle AXS Rocker Paddle Controller with Clamp 2022 Ships within Australia In stock. Available via Click and Collect or Buy Online Share Loading Facebook Like button... SRAM XX1 Eagle AXS Upgrade Kit - Rear Derailleur for 52t Max, Battery, Eagle AXS Rocker Paddle Controller with Clamp 2022 Ships within Australia In stock. Available via Click and Collect or Buy Online Share Loading Facebook Like button...