Sexy. I've been debating an sbr 6.8. Even looked into the Bison barrels. But then I think I want one in 7.62x39. Decisions. In all seriousness your rig looks great bro. Congrats
Stick with the steel mag for hunting , It worked without modification with 10 rounds or so stacked in it , I just opened up the rear where the bolt contacts the bullet to match my steel mag .