1.With:cabinet ,up open door Gas spring pass SGS test Passed ... Steel&zinc alloy2, Type: support, furniture support, gas spring,cabinet support, furniture hardware.3, Material: Iron4, Finish ... : 50N 80N 100N 120N 150N 200N6, Gas spring Max loading capacity: 20KGS7, Features:Supporting cabinet doors8 ... QC before delivery.7, Package: each gas spring with screws,two fittings and instruction into a polybag ...