The Shimano RT66 6-Bolt Rotor is a reliable disc brake rotor designed to provide consistent and powerful stopping power in all conditions. Its anti-loosen plate construction ensures quick and secure installation, preventing bolt movement over time. Compatible with both resin and metal pads, riders can use their favorite pad. The rotor includes fixing bolts and non-turn washers for a straightforward setup, making it a dependable choice for mountain, gravel, and touring bikes. The Shimano RT66 Rotor is a great choice for braking versatility and reliability.