Ghost Firearms Vital Upper Receiver 5.56x45 NATO 10.5 inch Carbine Length 4150 M4 Barrel 1-7 Twist 9 inch M-LOK Free Float Hand Guard A2 Birdcage

Ghost Firearms Vital Upper Receiver 5.56x45 NATO 10.5 inch Carbine Length 4150 M4 Barrel 1-7 Twist 9 inch M-LOK Free Float Hand Guard A2 Birdcage. 56 Upper Receiver is purposely built for those who take their hunting seriously. Built with the best parts on the market this upper is screaming out for a good home build. Easy installation with no gunsmithing required you can have all the function of a newly built rifle without the high cost. Built with a stainless steel barrel profile with toughness