Its built to the closest milspec tolerance. They are hands down best lowers out there. Ive got a couple along with a colt and bcm lowers. I would rather have all rra just that good
"Gun control: The theory that a woman found dead in an alley, raped and strangled with her panty hose, is somehow morally superior to a woman explaining to police how her attacker got that fatal bullet wound." L. Neil Smith
The problem with being stupid is you cannot simply decide to stop doing dumb things...