Foldable knuckle-duster
thingiverse
There are two (knuck 1,knuck 2) dimensions of holes for fingers, one version is 19mm diameter, second is 22mm diameter and third is 25mm in diameter, knuck 3 clips them all perfectly. knuck 1 x 2 knuck 2 x 2 knuck 3 x 3
Download Model from thingiverse
With this file you will be able to print Foldable knuckle-duster 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 Foldable knuckle-duster.