iButton finger ring
thingiverse
This is my custom-made ring holder for an iButton. Crafted specifically to fit fingers measuring 22 millimeters in diameter.
Download Model from thingiverse
With this file you will be able to print iButton finger ring 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 iButton finger ring.