Self-adhesive plate kit for hanging mirrors, glass and aluminum panels. Hangers can easily be attached with the already applied adhesive on the back of the hanger. The glue is a special two-component version that does not require any additional handling. Adheres to smooth surfaces. You must, of course, thoroughly clean and degrease it and attach the hanger to the cleaned surface. Ideal for hanging mirrors, glass plates,or aluminum. Details: 2.75" x 2.75" (6.9cm x 6.9cm) approximate size 13 lb. (5.9 kg) 1 set Ideal for mirrors, flat panels or artwork The hanger is designed to be hidden when attached to the back of a mirror, flat panel, or artwork Not suitable for rough, porous, or textured surfaces such as wood, MDF, plaster or concrete Contents: 2 screws 2 anchors 2 bumpers 1 plate 1 bracket Instructions: Clean the surface before applying adhesive. Mount the hanger on the back of your item. Larger items may require two hangers. Install hook to the wall with anchors. Apply bumpers to the bottom corners of the hung item to help keep item flat. CAUTION: Max load assumes hook is installed into a stud. Always select a hook with a max load higher than the weight of the object you are hanging. The maximum load is not cumulative, is subject to various conditions and provided for information only.