One thing worth trying is adjusting the npas as they can do some magical things at the edges of their range that even a quarter turn can fix.
Also worth checking if the inner barrel has any wobble to it if you haven’t already but I wouldn’t expect that to be the issue if your at least getting...
After getting into GBBRs and absolutely enjoying them I’ve gotten into the idea of a custom gbb AK12 using either we or ghk internals, already have a ghk ak which I’ll probably use to see if ghk can work with it before looking for another.
At the moment I’m currently trying to figure out which...