45x39 stamped receiver suitable barrel assembly that I received made me think that they are atleast "suitable" barrel assemblies. Provided you have a milled receiver appropriate RSB on your 5.45x39 barrel assembly, now I'm just asking yourself if They simply installed no matter what components they'd on the barrel. Click https://ak-10561737.theideasblog.com/14720876/fascination-about-ak-105