Why wouldn’t the barrel, mag and bolt be interchangeable? If you’re firing a larger round, wouldn’t you need a larger bore barrel?
What they're saying is that if you want to switch from 5.56 to 7.62, you swap the barrel, mag, and bolt for the 7.62 versions, and leave the frame, trigger, etc alone.
26 posted on 05/21/2008 1:01:23 PM PDT by PapaBear3625
("In a time of universal deceit, telling the truth is a revolutionary act." -- George Orwell)