Auto Arms Company

Browse Auto Arms Company firearm specifications, calibers and production history.

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Atchisson Assault Shotgun
LIMITED PRODUCTION

Atchisson Assault Shotgun

Automatic Shotguns12 Gauge

The Atchisson Assault Shotgun, also known as the Auto Arms 12, was the original design by Maxwell Atchisson from 1972 that later evolved into the AA-12. It was a select-fire combat shotgun using a delayed-blowback operating system with deta

Auto Arms Company
United States
1972-1987