Made of heavy duty steel material, anti-rust and corrosion-resistant, durable and strong, not easy to bend and break. With this kind of lifter, can turn your normal coffee table into a functional coffee table, they also can be used to change the function of other tables. Using them can help you save much space to create comfort and convenience of home life. Gas rod buffe design, rise and drop is very slowly, convenient and safe. Mounting screws are not included. Suitable for functional coffee table, tea table, telescopic coffee table etc. Specifications: Material: Heavy Duty Steel Load Capacity: Approx. 50kg / 100lb Size: As shown in the picture Mounting Screws: No Mounting Screws Included No instruction is included.Customers need to install it on your own. There are some scratches on the hinges during shipping, you need to repaint it if necessary. Package Included: 2 x Lift Up Hinges