''A standardized high-angle anti-aircraft gun.<br>With a structure that was made for mass production and is highly economical, late destroyers, escort destroyers as well as transport ships were equipped with it.<br>It was made to shoot down courageous but doomed attacking enemy aircraft. | ''A standardized high-angle anti-aircraft gun.<br>With a structure that was made for mass production and is highly economical, late destroyers, escort destroyers as well as transport ships were equipped with it.<br>It was made to shoot down courageous but doomed attacking enemy aircraft. |