Bib clip
thingiverse
Inspired from : https://www.thingiverse.com/thing:339768 Freecad source file in things tab
Download Model from thingiverse
With this file you will be able to print Bib clip with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Bib clip.