The Street King is a dual disc clutch specifically designed for high horsepower street driving. It has been engineered to install on most flat flywheels without the use of an adapter ring while having the unique ability to utilize two sprung hub discs. It is available with high-performance organic material rated up to 800 lb*ft of torque or ceramic buttons rated up to 1,000 lb*ft of torque. The Street King also features a curved finger diaphragm for a consistent pedal feel and strapped plates for a smooth and quiet modulation. A few other features include, patented cryogenically treated disc springs and a patented fulcrum ring. Also included in the kit is a release bearing shim kit, mounting bolts, alignment shaft, flywheel dowel pins and a handy bearing set-up tool. MADE IN THE U.S.A.!