This kitted out 5.56 16" battle rifle is ready to go! Aero Precision lower, anderson upper and barrel. Comes with flip up sights, ambi charging handle, angled foregrip, rubber panel covers, 2 pmags with the mag link. 
 
Parts of base gun:
Aero Precision X15 Lower
Anderson Upper
Anderson 16" 5.56 barrel
ACE 13.5" handguard
Anderson Mil-spec lower parts
Anderson BCG
Ambi Charging Handle
Standard A2 pistol grip
Standard M4 carbine stock
Angled Foregrip
2 pmags
Maglink
Rubber MLok panel covers
Spring loaded flip up sights
 
Feel free to upgrade as you wish!