Invisible Airport Express / Apple TV Wall Mount (adaptable)

I have some airport express devices to expand my network and I wanted to mount them on the wall. There are several options for this already on Thingiverse (referenced below) but I wanted to have an invisible wall mount. So here's my contribution to the pile of mounting options.

Assembly and installation video: https://vid.me/1xQJ

This also works for the Apple TV device (I believe mine is a 3rd Gen version).

**Parts and Materials**
+ Three #4 pan head screws where the head is