The MLB is a metallic wall bracket with magnets for the 3, 5, 6, and 180 with a 1/4 to 20 in. thread mounting screw. This item is included with the 3R, 3 g, 5R, 5 g, 6R, 6 g, 180R, and 180 g kit and system configurations and is compatible with older generation 3, 4, 5, and 180 products as well as the 360, 480, and HVL 100. This bracket is also compatible with the UB9 universal wall and ceiling bracket. This replacement accessory is shipped in a generic cardboard packing box with label.