: Material: High quality steel Color: Black Hole size: 5mm Bracket size: 15cm x 9.5cm Installation method: Fixing the screws Maximum load: About 30KG Premium Quality The shelf brackets are made of high quality steel with a black baking finish. They are smooth, rust-resistant and corrosion-resistant surfaces. The smooth edge makes them safer and protects your hands. Triangle Shelf Bracket Stainless steel shelf brackets are the strongest triangle structure. They may look simple, but they can provide a lot of weight bear capabilities. Triangles have a natural strength that supports structures against lateral pressures, easy to level, and get rid of wobbles. Easy to InstallPackage comes with all the hardware you need, includes 6pcs shelf brackets and all screws and anchors. You just need to prepare a screwdriver to easily install. Decorative Glossy black paint on the sample triangle lines makes the brackets look elegant. They can match most furniture styles for home shelve diy decorated. Also a perfect choice for space saving and home decoration. It is convenient and cheap. Widely ApplicationThe floating bracket can be used to build a frame, serve as a connected corner as a bookshelf, kitchen shelf, exhibition stand, garden shelf, external wall bracket, etc. They are suitable for both indoors and outdoors, compatible with wood, plastic or metal shelves.