Antrader 4Pcs Floating Shelf Brackets, 4-Inch Concealed Steel Shelf Support

Package Content: 4Pcs 4-Inch Floating Shelf Brackets, 8Pcs Strong Screws, 8Pcs Wall Plug | Our hidden shelf brackets are made of Cold Rolled Steel matte black powder coated design, widely used in home and office areas | Ingenious design creates the illusion that your shelf is floating, enhance the flexibility of space | Heavy duty welded construction floating shelves brackets, so wont bend or break - solid steel supports up to 50 lb | Quick and easy installation of these invisible shelf support brackets, just simply drill a hole in the shelf to fit the diameter of the rod and screw into the wall