Müller Choke tubes are designed to be the best shotgun choke tubes in the world. As a Master shooter (Sporting Clays/FITASC) and an aerospace manufacturing professional, Jimmy Muller, has revolutionized shooting sports through his cutting-edge design and precision manufacturing.
I think no matter how many pattern tests you do ,it is impossible to get a perfect pattern time after time its the law of physics at the end of the day all a choke tube is is a tapered tube end of.
The questions posed in the title wasn't answered and the answer that was given was fragmented such that none of it made sense. I can understand if you are trying to sell the information, but at least give us a tease that leaves us wanting to know more, not making us leave with a sense of confusion.