FEEL THE POWER. LOVE THE FEEL. Since its inception, X0 has made a name for itself as the top line in precise and reliable shifting. Now Avid is introducing the first brake that has ever had the distinction of the X0 name ƒ?? not to mention the versatility, intuitive design, and sexy good looks that come with it. This full-featured brake can stop on a dime or be feathered with precision you have to feel to believe. At only 333g, X0 packs all the power and control you have come to expect from the Avid Elixir line of brakes into a trim and slim package tough enough for any trail surprises. All-new forged aluminum calipers and lever bodies deliver robust power at a fraction of the weight, and with detented tool-free Contact Point Adjustment, youƒ??re just a few clicks from your perfect ride.