Material: The folding shelf brackets are made of stainless steel with a brushed surface treatment to resist daily scratches, corrosion, and tarnishing, keeping them looking their best. Space-saving: Folding brackets lock securely at 90 degrees. To fold the table, simply press the release lever. Ideal for narrow spaces, these brackets support worktops that can be folded down and stored against the wall. Easy to set up: These brackets are simple to install and operate, allowing you to create a folding shelf stand or a small wall-mounted folding desk for use in your home, garage, or other indoor or outdoor areas. They can be mounted on walls. Widely used: Suitable for use in shops, workshops, boats, RVs, backyards, trailers, bedrooms, kitchens, balconies, bathrooms, and more. Can be used as a bookshelf, kitchen rack, display shelf, garden rack, or outdoor wall rack. Sturdy design: The triangular shape provides maximum strength and stability for wall-mounted racks. Features a built-in hinge mechanism that automatically locks when the shelf is in the open position. To close, press the lever to release the lock.