about this project [Flush Mount Bracket No Falling]: Our clips are made of high-strength stainless steel to ensure stability and long-term service, keeping you safe from wall-mounted objects falling. 4 pairs of heavy-duty hangers can support up to 66lbs/30kg. [Easy to install and remove]: Just attach the two shackles to the wall and items in opposite directions (up and down), then insert them into each other. Also, with this flush mount bracket, items can be removed or hung from the wall at any time. Obtuse angle design helps prevent cuts during installation [Seamless Installation]: Flush mounting brackets fit perfectly for a sturdy, streamlined interlocking installation. Since each photo hanger is only 2mm/0.08 thick, there is only a very small gap in the wall. Ideal decoration for your home [WIDE APPLICATION]: The interlocking Z clips can be used to hang photo frames, posters, mirrors, oil paintings, artworks, wall clocks, shelf boards and more. It can also be used to connect headboards, sectional sofas and other furniture. Bring elegance to your home and office [Package Included]: We provide 4 pairs of flush mount brackets here (screws not included). The size is 54 X 30mm, enough quantity to meet your daily needs. Flush mount brackets are great for hiding hooks and showing off the full beauty of your photos. Color: stainless steel