You may have a problem matching the studs in the wall so perhaps mounting on a 1 x 4 from a hard wood would be best and then screw to the studs.
How to hang large heavy shadow boxes on wall.
A brief how to guide on hanging our iconic shadow box frames.
My suggestion would be to install strap hangers on the back of the shadow box as if you were going to hang a heavy mirror.
A brief how to guide on hanging our iconic shadow box frames.
Without fail whenever i want to hang something heavy on my drywall there is not a stud in that spot to support it.
Now you have an easy way to hang the shadow box frames.
I like to change things up on my walls often and i detest those plastic wall anchors.
Use a very small tack nail or hot glue to mount these hangers on the frame.
You might also need hot glue to stick the wire onto the corners of the frame.
The cleat bracket mounted to the heavy object stands proud of the object s edge by about 1 4 but you might have to tweak this depending on how many washers you use as spacers for the wall and how exact all your bends are.
You will experience a gap that may disturb the client.
You can see how the wall brackets are mounted to the wall with wood screws into studs and a wall anchor otherwise for the screws not going into wall studs.
You will need picture hanging wire and nails or hooks.
Fasten a picture hanger diagonally across the top corners of the shadow box picture frames you want to hang.
Have a helper hold the shadow box up to the wall in your preferred location.
You now need to mount the hanger on the corners of the shadow box frame.
Tap wall anchors into the pilot holes.
Then drive flat head screws into each anchor leaving the head protruding just enough that you can slide the flush mounted hangers on the back of the shadow.
Determine the weight of the shadow box.
Subtracting the first figure.
Lightly draw a line along.
Any home hardware store should have the hardware required to hang your shadow box on the wall.
Weigh yourself then step on the scale while holding the shadow box.