Torque Multiplier Set (Along With Specialized Reaction Arm For Torque Enhancer, . Technical Details: 1) Gear Ratio:16:1 To 25:1 2)Torque Capacity:400 To 4000Nm 3)Out Put Sq.Drive:1 4) Accuracy :+ / -3% To +/- 4% .5)Weight : 6 Kgs Max) [ Warranty Period: 30 Months After The Date Of Delivery ] ]