Pin Back / Pin Keeper
thingiverse
I designed a straightforward pin back or pin keeper using 100 percent infill and flexible filament.
Download Model from thingiverse
With this file you will be able to print Pin Back / Pin Keeper 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 Pin Back / Pin Keeper.