Galfer Disc Wave Fixed Rotor MTB/E-BikeBrake discs Disc Wave represent the best expression of work in research and development by GALFER. Cut by laser from high carbon stainless steel, they are the direct application of a high competition technology available to any user. They replace the original discs without the need for adaptation or manipulation. Powerful, progressive and modular braking. Absence of noise and vibrations. Less weight in the cycle part. Resistance to high temperatures