Well, I finally finished my first AR just the way I wanted. Here she is:
Upper: Stag 2HT
Lower: Kaiser Defense CalGuns state with Rock River Arms lower parts kit
Grips: Ergo Ambi pistol grip; Tango Down vertical grip
Stock: Magpul MOE
Scope: ACOG TA31 replica
Magazine: Magpul Pmag 10/30
Accessories: Magpul trigger guard, Yankee Hill carbine sling adapter, bullet button