The SRAM battery is the power source for eTap™ or AXS™ components. The same power unit is interchangeable between front and rear eTap™ AXS™ derailleurs, Eagle AXS™ derailleurs, and the RockShox Reverb AXS™ seatpost.
The SRAM battery is the power source for eTap™ or AXS™ components. The same power unit is interchangeable between front and rear eTap™ AXS™ derailleurs, Eagle AXS™ derailleurs, and the RockShox Reverb AXS™ seatpost.