Rock Rose does a quick introduction and review of the ARCTURUS AR15 E3 Carbine AEG. Made mainly of metal, it has folding sights, adjustable stock, and replaceable grips for a more comfortable hold on the pistol grip... "Introducing the ARCTURUS AR15 E3 Carbine AEG. It seems that I had taken it before and forgot to upload it, so I uploaded it with simple editing. This is a simple review that omits the details of each part."