The USAS-12 is an ultra-modern automatic shotgun
developed by Daewoo Precision Industries of South Korea
. It was designed to supply constant firepower in close combat. It uses high-capactiy 10 or 20 round magazines of 12-gauge
shells. These magazines are polymer
It is gas-powered, and capable of both auto, semi-auto, and pump fire. It is 96cm long, with a barrel length of 46cm and a weight of 5.5kg unloaded.
America's ATF Bureau classifies the USAS as an assault-style combat weapon, so it is prohibited from civilian import sales. It is contracted to the USFG through RAMO Defence, Inc.