Renwal - Model military vehicle - M42 DUSTER

This object is a scale model of the M42 Duster, an anti-aircraft gun.
Historical context: Vehicle mainly used during the Cold War and the Vietnam War.
Armament: Characterized by an open turret with two 40 mm automatic cannons.
Details: The model faithfully reproduces the rotating turret, the tracks, and the markings "U.S. ARMY".
Original model from the 1960s.
A small piece of the engine cover hatch is missing as shown in the photo.