Package includes: Heavy-duty brackets with screws. Save space: Shelf brackets help decorate and expand your home's display and storage space. We have black and gold to choose from to suit a variety of lifestyles. Stable triangular structure: supporting 30 kg, not only strong and beautiful, but also can be used as a kitchen shelf, display shelf, garden shelf, outdoor wall hanging, etc. Note: Before installation, please check the screws and pins of the support frame according to the nature of the wall . Easy to assemble: screws needed to assemble on the bulkhead support frame, all you need to do is measure and install the size. The package includes: Wall Shelf Bracket Material: steel Transportation weight: 30kg Metal structure process: welding Applicable to: online sheet music Quantity: 2 Size: 14.5 * 14.5 * 2.5 cm Installation method: Wall mounting method: 1. Prepare the tools. (It is best to put newspaper mats on the floor, etc.): Tape measure, pencil, screw, expansion pipe, screwdriver, hammer, drill 2. Measure the size of the cabinet, the distance between the hole and the hole, and mark the wall with a pencil. 3. Before punching, you can put transparent glue on the punching position to prevent the wall from falling during drilling, use an electric drill to punch the wall, and bury the expansion bolts. 4 . Align the holes and tighten the screws.