The modeling figure represents frigates that were designed in the late 1940s, when the National Navy was considering procuring vessels from the US-DE "Canon" class escort destroyers.

• Dimensions: Hull with flat deck, inspired by the British "River" type.
• Armament: Includes a 105 mm gun at the rear, two twin mounts of open 57 mm Bofor guns, as well as four 20 mm Oerlikon guns.
• Specialized features: The capability to install triple torpedo tube mounts on the forward superstructures.
• Technology: The final configuration includes three twin mounts of the remote-controlled ACAD 1951 57 mm/60 model.