Fully floating rotor design. Stainless steel rotor blades that are heat-treated and tempered back to the optimal hardness for maximum performance and durability. Lightweight rotor profile design. Patented SD-System™ square drive button technology - rotor and carrier are riveted together so there is no need to ever rebuild the carrier buttons. Front rotors are non-directional: fit right or left side. Matching design for front rotors. Lightweight rotor profile design.
