SRAM eTap & eTap AXS Wireless Battery — Compatible with Road and Mountain 11 & 12 Speed

Replacement wireless battery for SRAM eTap systems. Works with SRAM eTap AXS derailleurs, Eagle AXS derailleurs, RockShox Reverb AXS seatposts, and Flight Attendant suspension, and is suitable for Road and Mountain 11 & 12 Speed setups. Supplied with a battery terminal cover. Extremely lightweight at only 24 grams and will charge in 60 minutes or less. Battery charger is sold separately.