JET Torque Multiplier Kit 3/4-Inch Drive - 1,850-ft/lb TorqueTORQUE MULTIPLIER KIT - JET'S Torque Multiplier Kit multiplies applied force for setting and removing high torque fasteners without use of long leverINCREASE PRODUCTIVITY - Apply high torque with lower physical effort, resulting in smooth, steady application of torque and increased accuracyKIT INCLUDES - Straight reaction bar, 90° reaction bar, reaction base, and breakaway input adaptor to protect wrench from overloadFUNCTIONAL - Can be driven with a torque wrenchSPECS - 4:1 gear ratio, 3:3:1 torque ratio, 3/4" input drive, 1" output drive, max. torque input 560 ft/lb, max. torque output 1,850 ft/lb, made of chrome molybdenum