Deweycat American ark 4 Twin 20 MM AA guns STL Pack

The Bolt Action Mariana and Palau Campaign book introduced new units and weapons for both the American and Japanese player. On page 134 the American player is given the option of the Mark IV twin Oerlikon 20mm auto cannons. In WW 2 anti-aircraft defence was not as dominant a concern as other combatants, due in no small part in the emphasis given on achieving air superiority. However, in the pacific the nature of the warfare was different than the highly mobile war of maneuver in Europe, and rear echelon were at risk of both air attack and sudden fanatical ground assaults. The USMC employed a unique twin 20mm cannon. The platform was unlike the pedestal mounted twin Oerlikons employed by the U.S. Navy, as the field mount needed to ensure its own stability on not rely on the mammoth weight of a warship to provide a secure mount.   The gun was normally loaded with sixty round drums, and had two gunners, one on each side of the twin mount. This .stl pack includes the basic and pre-supp