D-Rings
thingiverse
To create D-rings for my guitar neck jig, I employed overlapping Kapton tape to fabricate straps which rest beneath the fret level, allowing the fingerboard to float. You'll find the SKP file enclosed for customization purposes.
Download Model from thingiverse
With this file you will be able to print D-Rings 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 D-Rings.