I have been reading up on the topic as a few of my friends have gouged the inside of their barrels with slugs and non traditional ammo. At the moment, a wrecked barrel for a Saiga 12 is a wrecked gun since replacement barrels are not available and replacement of one is not a DIY project.
I stumbled across this from Kings Armory. http://www.kingarmory.com/My_Homepage_Files/Page39.html
While this is great news, I have a question.
If you are going to go to all the trouble to rip out the old barrel and press in a new one, would it not be possible to create some kind of threaded adapte