Maxwell Atchisson developed the Atchisson Assault Shotgun (a.k.a., AA-12) in 1972. Despite the hype, including talk of mounting the AA-12 on a remote control helicopter for the military, the military and police-only full-auto AA-12 has failed to find significant sales outside Hollywood and video games, where it’s a firm favorite (seven movies and counting). FYI: In 2009, Military Police Systems Co. of Piney Flats, Tennessee picked up and modified the shotgun’s design to sell to the armed forces and LEOs. “We sold 100 guns in the last four years to Middle Eastern customers,” owner Jerry Baber told TTAG. “Jordan, UAE, Kuwait and Saudi Arabia. But nothing last year.” MPS is still hoping the U.S. Armed Forces will make their day. Meanwhile, this.