The Rekluse Manual Slave Cylinder is a direct bolt-on OE replacement product designed to improve the hydraulic systems durability and increase the riders connection to the engine. Developed in partnership with elite racers and teams, it has been proven in the toughest riding environments and at the highest levels of racing. Rekluse Manual Slave Cylinders feature hard anodized billet aluminum housing with a durable piston and seal design. Designed for use with OE or aftermarket manual clutch systems. This product complements Rekluse manual clutch systems- Core Manual TorqDrive, Core Manual and TorqDrive Clutch Pack. NOTE- Not compatible with Rekluse auto clutches.