This model easily mounts into Legrand OnQ Metal Media Enclosures. In order install you will need to purchase the grommet plungers. This will allow you to mount a Raspberry Pi 4B.
If you have the capability to print multiple colors at once, please download the 3MF file as it already contains the different objects mounted together, all you will need to do is pick the colors. If you don't have the capability of printing multiple colors, please print each file individually and construct with super glue.
For the bracket/case and lid I recommend the following settings: