Colt Verified Evidence V&P In triangle marking on remaining aspect in the barrel involving the legs on the entrance sight foundation: Indeed, I'm certain the upper receiver is Colt, combined with the BCG. It is actually the barrel that may be questionable to me. Off the best of my head, https://manuelmymxf.bluxeblog.com/63420810/the-2-minute-rule-for-colt-combat-unit-rail-gun-45