GALFER - MTB SHARK DISC ROTOR - 6-BOLT - 2MMUnique to this rotor are the inner fins that gives it its name: the Shark. These fins, together with the rotors small internal round holes, allow the operating temperature of the disc to be reduced, while the rotors exterior Wave design and its lateral openings produce a powerful and consistent grip over the full contact area of the brake pad. Paired with Galfer Pro brake pads, Shark discs have brought home numerous UCI World Cup DH victories and