I'm kind of digging this kit, and the upper is already complete. Mostly mil-spec stuff, but it's easy, and I don't need these damnable AR's to distract me from my 1911's anyway.
https://www.righttobear.com/Ghost-16-inch-5-56-Rifle-Build-Kit-Burnt-Bronze-p/gf16e14gfr556bb-kit.htm