Dodge® Torque-Tamer™ clutches provide a simple, economical solution. When an overload occurs, the Torque-Tamer™ is designed to slip, protecting valuable gear reducers and other connected equipment. Once the overload is cleared, the Torque-Tamer™ automatically resets and resumes transmitting torque. Dodge® Torque-Tamer™ Mechanical Overload Clutch, Finished Bore Size 70, 2-3/16 in Bore Dia, 7 in Outside Dia, 3-7/8 in Overall Length