EBC CX Series - Motocross hard drive. The material used for the new CX-discs is complete, heat-treated stainless steel with high friction effect. With the improvement of the friction effect, the braking force is further increased. The design ensures excellent optics for various motocross models. The so-called & quotV-notch & quot; in the profile object the brake discs help clean the brake disc. Another goal is weight savings. The fewer holes, the better the wet braking performance and less wear on the brake disc.