USAS-12 automatic shotgun

Description
The USAS-12 is a gas-operated, selective-fire weapon which bears a certain resemblance to the M16 assault rifle and is designed to provide sustained firepower in close-combat scenarios. It accepts detachable 10-round box magazines or 20-round drum magazines. Both types of magazine are made of polymer, and drum magazines have their rear side made from translucent polymer for quick determination of the number of shot shells left. It has an range of 40m.

Uses
This gun has mostly been used to fight the replicators.