Feature:Force: 22lbs/98N(Per Strut) . It could hold open 22 lbs individually on any object such as a car lid, RV, which is universal.Note: Do not compress them by hand before installation, the struts could only be compressed after installing successfully. After installation, the lid/cover would be opened or closed smoothly. Working temperature: -25 Degree Celsius—70 Degree Celsius.Speed Adjustment of Slow Close: According to your needs, the soft closing speed of the gas shock lift supports can be adjusted.Specification:Material: MetalColor: Red, Silver TonePressure: 98N/22Lbs (10Kg)Extended Length: 40cm / 16"Compressed Length: 23.5cm / 9.25"Total Length: 41.5cm / 16.34"Rod Length: 15.5cm / 6.1"Housing Diameter: 15mm / 0.59"Connecting Rod Diameter: 6mm / 0.24"Installation Hole Size: 10x6mm / 0.39"x0.24"(L*W)Screw Diameter: 3mm / 0.12"Package Included:1 x Gas StrutsSome Installation Tools