This high quality bus air condition clutch has the following features: 1. High torque; 2. Low power consumpation; 3. Long life; 4. Suitable for Kingbo, Bock and Bitzer compressor; 5. Advanced technology and processing equipment and testing facility; 6. TS16949quality control system guaranteedthe best performance; 7. Widely used in China and abroad! KINGBO clutch----The Best Choice for your Bus air condition compressor!!!