Hello,
this is a housing for a retro / arcade joystick.
These screws are required for assembly:
4x Allen screw M3x6
6x Allen screw M3x12
The joystick and the buttons i ordered here: https://www.amazon.de/gp/product/B089QK44BY
and one pushbutton: https://www.reichelt.de/drucktaster-0-1a-24vac-1x-ein-11-9-1mm-rt-rafi-107-301-p110863.html
The author remixed this model.