Summary

This is a vertical frame / holder for a PCB 6mmx6mm push button.
Ok it's a bit overengineered but it's fine for my and I hope for your hobby ;)

My button has about 7.5 mm stem.

Thing consist of three parts: frame, cover, and Top.

Print the frame facing down or vertically with supports
Print the cover upside down with supports
Print the top upside down. No need for supports