kv29 managed to get ONE of the guns to
properly destabilize, actually.
At the time we were sort of thinking inside the box. Strikes me you just clone that gun X times, with the clones pointing at the other models, change tham ammos, etc...
Might work. Let me find the mod for you.
http://www.subsim.com/radioroom/showthread.php?t=117430
Read the whole thread.