SRAM Rival XPLR eTap AXS Rear Derailleur 12 Speed 812348034001 improves efficiency

improves efficiency

Battery: Rechargeable Lithium Ion

the system provides redundancy to ensure an uninterrupted power supply in case one battery fails

Since the system has the booster pump it will require an electrical outlet for the system to work

SRAM Rival XPLR eTap AXS Rear Derailleur 12 Speed 812348034001 improves efficiencyWireless electronic eTap shift logic for intuitive shifting, easy setup and reliability 1x specific for use with 10 44 XPLR cassettes and 10 36 cassettes SRAM AXS enabled, allowing easy personalization Chain management keeps the drivetrain quiet and secure Larger X SYNC pulleys for increased durability and efficiency Compatible with existing eTap batteries (not included)