DETAILS, FICTION AND COLT SMG UPPER RECEIVER

AR6460 = legislation enforcement semi-auto carbine with retractable stock and sixteen inch long barrel and bayonet lugIt truly is a regular FSB and no I'd no troubles sighting it in. I at first created it by using a DPMS A2 upper receiver in advance of obtaining the 604 receiver. I'd no problems sighting it in With all the A2 upper either.Being an