This is my ultra lightweight configuration 7.2LB. Genuine colt factory assembled 6520 upper with pencil barrel marked C MP 5.56 NATO 1/7, trijicon iron sights ( and originals), surefire M500 with red filter. ( and original) mated to a plum crazy lower with a mako GL shok stock and houge grip. Cmmg 22 conversion and 3 newer spikes tactical / black dog 26rounders. This is a complete rifle ready to fire. Grab this before I come to my senses and keep it. No trades unless you have a Gold DE 50. A few Qs ppl had. No 5.56 BCG included, surefire M500 is included! Cmmg 22 conversion is standard blue.