The fact that these components are interchangeable suggests that the platforms to which they are bolted come off the same assembly line...Huey » 23 Apr 2021, 2:00 pm » wrote: ↑ Clem, the parts that are interchangeable ARE NOT the parts that make it a battlefield weapon. They were redesigned so that could not happen. Plus, none of the parts will work in a modern day non battlefield semi automatic.