This is a file upload from Printables.com, provided by @AAP_197812. All credit goes to them—I am not the author of these files, photos, or the PDFs containing instructions.

Original link →https://www.printables.com/model/128497-openbuilds-interface-holder/files

Required materials:

4 M4 head screws, each 16 mm long.
4 M4 nylon lock nuts,
6 magnets with a diameter of 6 mm and a thickness of 3 mm

You need to insert the M4 locking nut during the first part of the printing process, so please make sure to add a pause.