Quote Originally Posted by cstone View Post
Magazines will always be the problem. If you are just standardizing on a caliber, stick with what the caliber was designed for; AK or SKS. If you are just looking for similar ballistics of the 7.62x39, have you considered the 300 Blk? All the AR magazines you could ever need will take the 300 Blk, along with the 5.56/.223 with just changing uppers using the same magazines.
.300 blackout is a LOT more expensive than steel case Russian 7.62x39....