2657 – 37/54 BREDA ANTI-AIRCRAFT HEAVY MACHINE-GUN,

On single platform and cradle mount.

The weapon,which had been specifically studied for both VITTORIO VENETO and DUILIO (rebuilt) class battleships, had a recoiling barrell, was normally located inside the hull and hydraulically lifted on the deck in case of action.

One plate at 1:5 scale, with side view and longitudinal section