LA CLUTCH FD3S 13B-REW26010 AZ001 MAZDA RX 7 1993 2002 13B REW New "MG Composite Disc" MG Composite Disc" is composite of Metal fiber and Glass fiber. The newly developed disc has ideal performance of friction coefficient, anti heat and strength. For street driving clutch engagement is easy and smooth. For circuit driving, it engages quickly without sliding. Diameter of disc is about 10mm smaller. The low inertia disc protects synchronizer and accepts quick gear change.