Technical Specification Measuring Range : 10-70N/mm2 Impact Kinetic Energy : 2.207Nm (0.225kgm) Max. break down Friction of the rider : 0.49-0.78N (50 80g) Rated Rebound Average on Anvil : 80 2 Impact Stroke : 75mm Dimensions (mm) : 60 x 280mm Net Weight : 1 kg Gross Weight : 1.75 kg