[Perkins-91b]

I know its a long shot, does anyone know where I can Buy, trade, steal, rent or aquire in anyway... a receiver jig for a 556? I have a 10" barrel coming, and will soome be submitting a form 1 on my 1 of 2000 556 patrol

 

[CGRBB]

Have you considered shortening the barrel that is already in the gun? In my experience, barrels aren't swappable in the US guns. Headspace and gas port timing issues will likely plague your project. You might get lucky though.