personally i would go with the cmmg. ive got their plain kit it works flawless. simple design easy to repair if you should ever need to. i would think their dedicated upper would be even better. a future want for me is their govt profile barrel dedicated for 22lr
"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