SRAM XX1 Eagle AXS 12 Speed Rear Derailluer

Your bike has been getting lighter and your thighs are stronger than they've ever been. With a SRAM XX1 Eagle AXS 12 Speed Rear Derailleur, this combo isn't a recipe for anything other than out-and-out speed. Where once your immense muscles would've overwhelmed your cable-actuated derailleur, this carbon masterpiece of electronic precision takes it all in stride: crisp shifting, even under load, over and over again. This is World Cup level tech available to all of us, and it is fantastic!