Strong and sturdy construction Made from high quality thickened cold rolled steel for increased strength and durability. Heavy duty, wear resistant and corrosion resistant. The frame stays stable under large weights and will not collapse. Self locking folding brackets Table leg folding brackets fold and lock at 0, 90, and 180 degrees. Spring activated positive lock keeps the leg securely in the open position. Load capacity is about 225 kg / 500 lbs for reliable stability. Easy to install Package includes 8 pieces of self locking hinges and 88 screws. Hinges install quickly with the included screws and a screwdriver, taking only minutes to complete. Wide range of uses Use these leg fittings and corner brace to fold furniture such as wooden beds, kitchen tables, large beds, RVs, boats, warehouses, iron beds, dining tables, DIY platforms, and other furniture legs. Also suitable as a simple hidden bracket. Use scenarios - Create a space saving fold down dining table or bench in a small kitchen or apartment. - Install on an RV or boat to build a foldable bed or table for compact living areas. - Use in a workshop or warehouse to assemble a portable foldable workbench or platform.