Rock Island Armory VRBP100A: The VRBP-100 12GA shotgun offers the ideal strength, length, and versatility all in one package. This 5+1 magazine fed semi-automatic bullpup shotgun comes equipped with a polymer stock directly behind the action, making it as compact as possible without sacrificing firepower. Chambered for 2.75\" and 3\" shells with a durable anodized finish, this gun is ideal for hunters and home defenders alike.