15 cm Ring Kanone L/30The 15 cm Ring Kanone L /30 was a naval gun and coastal artillery piece that was used by the German Navy before the First World War. It was converted to
15 cm Ring Kanone C/72The 15 cm Ring Kanone C/72 was a fortress and siege gun developed after the Franco-Prussian War and used by Germany and Portugal before and during World
15 cm Ring Kanone C/92The 15 cm Ring Kanone C/92 was a fortress and siege gun developed in the 1880s that saw service in the Italo-Turkish War, Balkan Wars, and World War I
15 cm SK C/28the 15 cm SK C/25 guns used as the main armament of the Königsberg- and Leipzig-class cruisers. It shared the earlier gun's design with a loose barrel , jacket
15 cm RK L/26The 15 cm Ring Kanone L /26 or Lange 15 cm Ring Kanone was a 15 cm 26 caliber long Krupp Ring Kanone (RK). It was a rifled breech loader built-up gun with