acr total skip.
they claim the barrel returns to zero on swap or removal it doesnt.
its pretty much a 2000$ bushmaster ar15 that bushmaster isnt really making anything for. its kind of a dead system at this point.
if you want something high speed that has a ton of aftermarket support and continuing support that isnt an ar15 get a fn scar
"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...
"I crapped my pants to avoid the draft!!" -Ted Nugent