SIGM400 Elite 5.56mm NATO 16 Inch Barrel Romeo5 Red Dot Sight SIG M-Lok Handguard Ambidextrous Controls 6-Position Stock Black Finish 30 Round

Features a direct impingement gas operating system, common to the traditional AR platform, with a rotating locking bolt. Extended charging handle. Ambidextrous controls. Integral ambidextrous QD sling mounts. Enhanced SIG Trigger. Micro gas block. Sig Sauer foregrip. Sig M-LOK Handguard. Six-position Mil-Spec stock. Polymer 30-round magazine.