1. Made of heavy-duty steel material, anti-rust and anti-corrosion, durable and sturdy to use, not easy to bend and break2. Large load capacity, can bear about 50kg/100lb, so they are used as a large coffee table mechanism, equipped with furniture hinges with springs3. With this type of lift you can transform your regular coffee table into a functional coffee table. You can also use them to change the function of other tables4. With them you can save a lot of space and make your home cleaner and tidy, perfect for your project5. Easy to assemble, just attach the springs to the hinges, very easy to use Specification: Description:This Pair is made of high quality steel material, anti-rust and anti-corrosion, durable and sturdy to use and not easy to bend. Since they are 2.5mm and 4.0mm thick, they can bear a large capacity of about 50kg. They are also dismantled and easy to use, depending on your needs they can be used for sitting or as a support. Nice product with good price, worth buying.Features:Made of sturdy steel material, anti-rust and anti-corrosion, durable and sturdy in use, not easy to bend and break.Large bearing capacity , can support about 50kg/100lb, so they can be used as hardware for large fold-up coffee table mechanisms.With this type of lifting device, you can transform your regular coffee table into a functional coffee table. You can also use them to change the function of other tables.They can save a lot of space and make your home cleaner and tidy, perfect for your project.Easy to assemble, very easy to use. Specification: Condition: 100% new brandColor: Black (as shown)Material: Heavy duty steelLoad capacity: approx. 50kg / 100 pounds >Angle range: Approx. 125 degreesThickness: approx. 2.5 mm and 4.0 mmFolded size (L x W): approx. 340 x 102 mm / 13.4 x 4 inches< br/>Floor size (L x H): approx. 172 x 45 mm / 6.8 x 1.8 inchesInstallation height: approx. 242 mm / 9.5 inchesLength to the front and top: approx . 228 mm/9.0 inch (all sizes as shown)Package weight: 1.44 kgPackage included:2 x hydraulic hinges < /p>