The Sram Eagle AXS XX1 is the very first wireless shifting group for mountain bikes!
This group took all the good from the well-known mechanical 12-speed XX1,
but has improved in a lot of areas.
Sram XX1 Eagle AXS Controller 1x12s (battery and clamp included)
Sram XX1 Eagle AXS Rear Derailleur (battery included)
Sram eTap battery charger with cable