Package List 12 x shelf brackets 24 x long screws 24 x short screws 24 x expansion tubes Characteristics Color: black shelf supporting holder. Material: carbon steel shelf brackets. Size: 15.00X12.50X2.50cm/ 5.89X4.91X0.98inch bracket for shelf. Simple and sturdy structure, fit for professional or personal use, with detailed workmanship to serve you better L corner brace supports. Each L shelf bracket comes with predrilled screw holes to let you to install it shelf mount bracket. with various wood boards, can be widely used in garage, kitchen, shop, bathroom, laundry rooms and other places L partition brackets. for displaying and holding collectibles, small plants, photo frames, books and many other uses shelf brackets supports. Specially designed to support storage shelf of various sizes, with strong bearing capacity, bringing you much convenience floating shelf bracket.Goods Descriptionshelf brackets Firm enough with the L shape, for displaying and holding collectibles, small plants, photo frames, books and more.joint angle brackets Carbon steel materials, it is safe, practical and durable for long servicing time.L corner brace supports If you are looking for a professional and sturdy wall shelf bracket, then you can take a look at our product