Extremely Well Said Mr Lomas. That
Quote:
Upon discharge gun will undergo degree of torque rotation in direction of discharging bbl, ie Right pulls right, left pulls left.
seems to be what so many are not grasping. Thus the two bbls do not both hit point of aim at 40yds because that is where they are Both statically pointed prior to discharge, but that is where they are individually pointed as the shot exits muzzle.

Miller/TN
I Didn't Say Everything I Said, Yogi Berra