- Product description- Installations Steps:1. First drill holes in the wall.2. Insert the extended end of the bracket support pin into the wall hole with the nut at the end.3. Insert the support rod into the expansion plug of the wall hole. Place the middle metal ring on one side of the expansion tube and embed into the wall. The end of the screw is in proper contact with the screw cover and tightened clockwise, and then continue to rotate until the expansion plug on the wall expands to fully support the wall.4. Then drill the hole of the corresponding size on the side of the board (consistent with the hole spacing of the wall). Finally, insert the board into the plank support bar and secure it completely.- Tips:1. Each board must have at least 2 brackets and remain in the same horizontal position.2. If the brick wall is soft, choose a smaller drill bit appropriately.3. The expansion pipe part should be installed to the wall entirely.