The ships had a tertiary armament for protection against torpedo boats in the form of the Škoda 7 cm guns/45 caliber gun, too manufactured by Škoda. They could be depressed to −10° and elevated to 20, and had an arc of fire of 360°, meaning that they could fire at any target within their range of fire. The guns could fire about ten to fifteen rounds per minute. At their maximum elevation, the guns could fire a high-explosive charge at a muzzle velocity of .