Quote Originally Posted by Peter Laidlericon View Post
Just ask yourself how often the Russians check the CHS of their AK's. I'll tell you what....., they don't - because there's no formal figures out there by which you can make the gauges. There's lots of guesses...........
I don't know about the Russians but SAAMI has the 7.62X39 Standardized and the dimensions for both the cartridges and the chambers are on the internet.