 The shell of the Elswick Pattern 'H' gun was fired at a muzzle velocity of .The Italian ships mounted eight Cannone da 190/45 V Modello 1906 in four hydraulically powered twin-gun turrets, two in each side amidships, as their secondary armament.These Vickers guns fired


For defense against torpedo boats, all three ships mounted 16 Vickers quick-firing (QF) Cannone da 76/50 V Modello 1908 guns.