Material The folding shelf brackets are made of stainless steel with brushed surface treatment to resist daily scratches, corrosion and tarnishing, keeping it looking its best. Space Saving The folding brackets can lock at 91 degrees. When you want to fold the table, simply press the relaxation arm. Suitable for narrow spaces, if you need a worktop that can be folded down and to the side. Easy to install They are easy to install and fold, so you can build a folding shelf bracket or a small wall-mounted folding desk for your home or garage. It can be installed on a wall. Widely used Ideal for shops, workshops, boats, RV, backyard, trailer, bedroom, kitchen, balcony, bathroom, etc. Enough to be used as a bookshelf, kitchen rack, display book, garden rack, outdoor wall rack, etc. Sturdy The triangular shape is the most sturdy construction of wall brackets.