USB Type B wall mount

I made this USB type B holder because I wanted to extend my Arduino port onto the enclosure of my printer after I made a casing for it, to print ABS better and I wanted to make everything look as nice as possible from the outside. Feel free to use it for whatever projects you may like, it has 4 mm holes and M4 nut holder for easy installation. After I installed the connector, I covered it with hot glue but it's not mandatory, my setup is permanent.

You would need a piece of 20x20 mm prototypi