Contact us via email jessica@labtone.cn LABTONE Vibration Test System with Head Expander 2m x 1.6m Model:EV440 Sine & Random Force: 4000kg.F ( 40kN) Displacement : 100 mm p-p( 4 inches) Head Expander: 2000 x 1600 mm With GP Device: Payload up to 1000kg - 2000kg