I'm pretty sure the Unknown AR is the XM-8.
http://www.inetres.com/gp/military/infantry/rifle/XM8/XM8_carbine.png
Anyways,well yeah,I guess that's it.
I'm pretty sure the Unknown AR is the XM-8.
http://www.inetres.com/gp/military/infantry/rifle/XM8/XM8_carbine.png
Anyways,well yeah,I guess that's it.