Suitable for cupboards, bookcases, wardrobes, tatami, windowsill or platform etc. How to Install? Step 1 : First install the gas supported pipe part on the cabinet door,. Step 2 : Keep the cabinet door open at a 90 degree position to allow the lid support to stretch freely, and then fix the support part to the frame of the cabinet door. Step 3 : When installing,make the pipe part of the gas strut upward and the support part downward. Product Details: Total Length: 266mm/10.47 inch, Travel Length: 90mm/3.54 inch. avaliable: 60N/80N/100N/120N/150N Bearing weight:13.2lb/17.6lb/22lb/26.5lb/33lb Weight: 430g Please note: This Lift Pneumatic Support is only suitable for PUSH-UP door, Not applicable to PULL-DOWN door . Thickened support rod, high strength support, firm installation, not easy to deformation Split design, the support head and support rod can be replaced, very convenient and easy to install. Copper pressure gasket, not plastic, copper core hydraulic oil seal, long service life and good sealing effect. Soft Close Features: Buffering silent, smooth switch, automatic fall when the door is opened, easy to close Just close the door a little, the door will close silently with the help of the gas spring. Just open the door a little, the door opens smoothly with the help of the gas spring. Both ends use metal mounting chassis, which is not easy to rust and has strong bearing capacity. ABS air head has high wear resistance and can adapt to harsh environments.