spark gap
thingiverse
I'm open to experimenting with different settings, but the primary goal of this spark gap is to see how a spark behaves in a vacuum environment. However, its design makes it versatile enough to function as a standard spark gap as well.
Download Model from thingiverse
With this file you will be able to print spark gap 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 spark gap.