I'm a designer who uses a Wacom Cintiq pen display. Tryten Cable Lock Pro Instructions. Not only can it attach to any flat surface, it is also compatible with both 75mm and mm VESA mounts so you can easily wall-mount your Mac Mini.

Solid plate, small form factor, thin bezel--just a nice board. Browse Search.

When I ordered this mount, I was really not expecting something as high quality as this! Silver - Mac Mini Mount: Once it's engaged, it works great.