Military Armament Corporation (MAC) F12 Semi-Automatic 12 Gauge AR-12 Style Shotgun, 5 Round Magazine - Black - 21000135 - Military Arms Corporation is proud to reintroduce the F12 ( Formerly Typhoon Defense ) to the American market for 2023. The F12 is a semi-automatic gas-operated shotgun with familiar AR/M4 ergonomics and controls. Built on a machined aluminum upper and lower receiver with built-in attachment points for a host of accessories and optics. The chrome-lined barrel is chambered for up to 3" shells and features the Benelli/Mobil(R) choke tube system for added versatility. The F12 utilizes an AR-15/M4 style pistol grip that can be changed with most aftermarket parts to further enhance the fitment of the shotgun to any shooter. Fed from the affordable and reliable T-1919 pattern shotgun magazine, this offers the ability to carry the right amount of ammo for any situation from low-capacity mags for hunting or states with restrictions. The F12 also accepts all standard larger capacity mags MKA 1919 /Panzer/ Tokarev/BR-99 style high capacity mags and drums ( Like Our Defenceport Brand ). Includes: 2 - 5 Round Magazines, a Choke Set, and a Sling.