Item Type: Hydraulic Rod Lift_x000D_Material: Accuracy steel tube_x000D_Center Distance (L): Approx. 537mm / 21.1in_x000D_Stroke (S): Approx. 225mm / 8.9in_x000D_Cylinder Diameter (D): Approx. 22mm / 0.9in_x000D_Piston Rod Diameter (d): Approx. 10mm / 0.4in_x000D_Installation Hole Distance: Approx. 8mm / 0.3in_x000D_Scope of Application: For bed/tatami/cabinet/car/industrial equipment/window/loft 1After QPQ nitriding treatment, the surface friction is small, the finish is good, and there is no blunt point, and there will be no jamming during the expansion and contraction process. 2The flat head connector is rust?resistant and corrosion?resistant, strong and does not fall off, easy to disassemble and install 3Complete load?bearing specifications, 100N, 200N, 300N, 400N, 500N, 600N, 700N to choose from, can meet different needs 4The cylinder body made of thick accuracy steel pipe whicih has high bearing capacity, high gloss and white appearance, and is not easy to be deformed. 5Wide range of uses, suitable for beds, tatami mats, cabinets, cars, industrial equipment, windows and lofts1 xHydraulic Rod Lift