Sturdy and Sturdy These wall shelf brackets are made of solid iron in a sturdy triangular structure. It can support 30 kg per pair on the concrete wall. The fine workmanship improves corrosion and rust resistance to give the surface a sleek and shiny appearance. Easy Installation The corner shelf is equipped with 8 x 30 mm long screws and 8 x 15 mm short screws, and has mounting holes. You just need an electric drill to drill the holes and you are ready to mount the shelf brackets on the wall. Space Saving Save space and keep your room tidy. Tripod brackets are installed for your storage space, so even the clutter can be hung where you mount the brackets. Make your life more tidy and orderly. Specifications 4 x shelf brackets, 150 x 95 mm | Including screws and anchors for wall mounting. 8 long screws of 30 mm and 8 short screws of 15 mm. Widely used These wall-mounted shelf brackets can be used for any shelf installation, such as a bookcase shelf, a garden shelf, a table and a chair corner. It can play a good role, ideal for kitchen, bathroom, bedroom, office and more.