Replacement disc pads with high performance, organic semi-metallic compounds Performance compound: is suitable for all conditions and perfectly balanced in terms of power, noise and durability Pro compound: is suited for DH/aggressive use where brakes are subject to maximum levels of heat EBike compound: developed specifically for electric bicycles, for its resistance to high temperatures, braking power, durability and absence of noise Road compound: offer the best performance on the road and under all weather conditions. Click on images for additional brake model use compatibility