Specifications Color: Black, Silvery,Color zinc Description HeavyDuty Construction: Crafted from superior thick steel plate, these folding brackets are built to last. Their sturdy and solid design ensures they won't easily fall or break, making them ideal for heavy-duty use Self-Locking Mechanism: Featuring a 90° self-locking design, these hinges provide secure and stable support when in use, ensuring your furniture stays firmly in place while folded or extended High Load-Bearing Capacity: Designed to support up to 500 pounds per pair, these self-locking hinges are perfect for folding table legs, bed legs, or any application requiring reliable strength and stability Quick & Easy Installation: Each package includes all necessary brackets and screws, allowing for fast and hassle-free setup. Spend less time installing and more time enjoying your sturdy furniture or workspace Versatile Applications: Ideal for foldable table legs, bed legs, workbenches, DIY platforms, and more. These brackets can also serve as invisible supports, blend seamlessly into your furniture design. Package 1pcs Self-locking folding hinge