Tagged as: Rock River Arms  223/5.56 NATO  Semi-automatic  Rifle 

I have a used Ar-15 with a flat top upper

16" M4 upper receiver
Rock River arms lower receiver with collapsable stock
Knights armament rail system with knights armament rail covers and vertical grip.
Midwest industries flip up rear sight
Beamshot 2000 green laser
Blackhawk single point sling
2-30 round pmags and 1-30 metal mag with green follower.
Otis 5.56 cleaning kit
UTG rifle case with built in pistol holster
And 200 rounds of ammo.

$1000 OBO