With those standards, maybe that's all the better the op should expect. He's asking why his groups suck. A non freefloated handguard could be one of the issues.. What I'm seeing here is he doesn't know what barrel manufacture he's using, his trigger sucks, using crap ammo, not using a freefloated handguard, type of rest used is not specified and he's wondering why his groups suck..
You forgot to mention the fish scale, which explains plenty.
