Beretta A303
Produced by Fabbrica d'Armi Pietro Beretta
The Beretta A303 is a semi-automatic shotgun, developed by the Italian arms manufacturing company Fabbrica d'Armi Pietro Beretta. The Beretta A300 is a gas-operated Semi-automatic shotgun developed in 1965 by Italy's Pietro Beretta and released commercially starting in 1968. Although the model name changed several times over its sales period, the original A300 was characterized by a self-regulating gas piston and its 12-gauge caliber.