Geissele Super Duty MOD1 Heavy Barrel, AR, 223 Remington/5.56 NATO, 16" Cold Hammer Forged, Chrome Lined Barrel, 1/2X28 Thread Pitch, Anodized Finish, Black, B5 Systems Enhanced SOPMOD Stock, Geissele A17 Grip, Geissele-Length Gas System, 15" MK16

Geissele Automatics Super Duty MOD1 Heavy Barrel, Semi-automatic, AR, 223 Remington/5.56 NATO, 16" Cold Hammer Forged, Chrome Lined Barrel, 1/2X28 Thread Pitch, Anodized Finish, Black, B5 Systems Enhanced SOPMOD Stock, Geissele A17 Grip, Geissele-Length Gas System, 15" MK16 Handguard, No Magazine, HUXWRX QD 556 Flash Hider, Ambidextrous Controls 08-625B