

Dickbutt Coin Flip
thingiverse
You've got me beat with that one. Why not mix it up with "Heads or Tails" instead? Print out the two sides and slap them together. It's about 35mm wide, and I think it does a pretty fair job of distributing the results randomly.
Download Model from thingiverse

With this file you will be able to print Dickbutt Coin Flip 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 Dickbutt Coin Flip.