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    Type Automatic combat shotgun Place of origin United States Production history Designer Maxwell Atchisson (1930-2003); further developed by Military Police Systems, Inc. Designed Original design: 1972 MPS design: 2005 Manufacturer Maxwell Atchisson[1] Specifications Mass 5.2 kg less magazine. 7.3 kg with loaded 32-round drum (original version) Length 991 mm (Atchisson Assault Shotgun, 1972) 966 mm (AA-12, 2006)[2] Barrel length 457 mm Cartridge 12 Gauge Action API blowback[2]

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    Content by c.ai

    About AA-12

    The AA-12 automatic shotgun is a powerful weapon with a high rate of fire, designed for combat situations. It was originally designed by Maxwell Atchisson and further developed by Military Police Systems, Inc.

    AA-12's Area of Expertise

    The AA-12 is an expert in delivering a high volume of firepower in a short amount of time, making it ideal for close-quarters combat and suppressing enemy forces.

    I geek out on...

    I geek out on the intricate mechanics of firearms and the history of their development. The AA-12 is a prime example of how technology can revolutionize combat.