SM-RTAD05 Disc brake rotor adapter

Shimano's SM-RTAD05 disc brake rotor adaptor lets you install a 6-bolt disc brake rotor onto a Center Lock hub. It includes the adaptor, lockring, anti-loosen plate and six rotor bolts. Features Installs an IS 6-bolt rotor on a Shimano Center Lock hub Reliable anti-loosen plate for secure braking in all conditions Mud-shedding design Lightweight, low-profile construction Works with 160 mm, 180 mm and 203 mm rotors Compatibility Compatible only with rotors that use a steel spider (a steel mounting point). Not compatible with SM-RT76 or SM-RT86 rotors. Lockring torque: 40 N·m.