04-05-2012, 06:32 PM
If everything is mil spec and will fit on a lower and takes standard barrels. I just need the upper receiver and front Forearm,I have barrels, lowers and everything else that I need, I think?
It sure would make it easy to have 1 Gun and several different caliber barrels..
It sure would make it easy to have 1 Gun and several different caliber barrels..
