Spark gap
thingiverse
Made this for a tesla coil Using a high voltage generator Used 600 winds of 30 gauge magnet wire and Half inch Pvc.
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.