1. This pair of items is made of steel material, anti-rust and corrosion-resistant, durable and sturdy to use, not easy to bend. The thickness of them are 2.0mm and 4.0mm, they can load capacity about 50kg. They also can be dissembled and easy to operate, according to your needs, they can be used to sit or rely on. Nice product at a good price, worth buying. 2. Features: 3. Made of steel material, anti-rust and corrosion-resistant, durable and sturdy to use, not easy to bend and break. 4. Load capacity, can load about 50kg/100lb, so they are used as a lift up coffee table mechanism hardware. 5. With this kind of lift you can turn your normal coffee table into a functional coffee table, they also can be used to change the function of other table. 6. Using them can help you save much space that make you home more clean and tidy, for your project. 7. Easy to assemble, very simple to use. 8. Specification: 9. Condition: New 10. Color: Black 11. Material: Steel 12. Load Capacity: Approx. 50kg / 100lb 13. Angle Range: Approx. 125 degree 14. Thickness: Approx. 2.5mm and 4.0mm 15. Folded Size (L x W): Approx. 340 x 102mm / 12.6 x 4inch 16. Bottom Size (L X H): Approx. 172 x 45mm / 6.8 x 1.8inch 17. Raise-up Height: Approx. 140mm / 9.5inch 18. Top Forward Length: Approx. 228mm / 9.0inch 19. Package Weight: 1.44kg 20. Package Included: 21. 2 x Hydraulic Hinges 22. Features 23. Material------>Made of steel material, anti-rust and corrosion-resistant, durable and sturdy to use, not easy to bend and break 24. Load Capacity------>Can load about 50kg/100lb, so they are used as a lift up coffee table mechanism hardware fitting furniture hinges with springs 25. Function------>With this kind of lift you can turn your normal coffee table into a functional coffee table, they also can be used to change the function of other table 26. Save Much Space------>Using them can help you save much space that make you home more clean and tidy, for your project 27. Easy to Assemble------->Easy to assemble, just attaching the springs on the hinges, very simple to use