Torque Multiplier, 3,330 ft/lbsUsed to multiply applied force with lower physical effort, resulting in a steady application of force and increased accuracy. Supplied with a reaction bar and a handlebar. Anti backlash mechanism for safety. Comes with factory test certificate. Includes blow mold case. Input drive: 1 2" F Output drive: 1" M Maximum input torque: 126 ft. lb. 173 Nm Maximum output torque: 3300 ft. lb. 4500 Nm Torque ratio: 26: 1 Length: 9. 25 Accuracy: + 5% Overload