Tri-clover to Corny brewery adapter

I'm sure I'm not the first homebrewer to have this problem: My fermenter uses tri-clover style sanitary flanges. My gas system uses corny keg ball lock connectors. These are both pretty standard on modern homebrew setups. I want to push my beer out of my fermenter and into a corny keg using gas pressure. I need an adapter which, for some reason, no one makes. Luckily I have a 3d printer (several in fact). This thing has the right thread to take a corny keg ball lock gas post (threads are