this class U-20, U-21, U-22 and U-23 received one G. L/26 K15 BAK gun. Torpedo boats T-group - The eight ships of this group had a primary armament of two SFK L/45 or two L/30 K09 BAG guns. Four were ceded to Romania and renamed Sborul, Vartejul, Viforul and Vijelia. Four were ceded to Yugoslavia after World War I where they were named T1, T2, T3 and T4. Following the defeat of Yugoslavia in World War II these ships were seized by Germany and Italy. F-group - The sixteen ships of this group had a primary armament two L/30 K09 BAG guns. These were ceded to Greece, Portugal, Romania and Yugoslavia after World War I. Greece received Panormos, Pergamos and Proussa. Portugal received Zêzere, Ave, Cávado, Sado, Liz and Mondego. Romania received Năluca, Smeul and Fulgerul. Yugoslavia received T5, T6, T7 and T8. M-group - The three ships of this group had a primary armament two L/30 K09 BAG guns. The ships of this group were ceded to Greece and renamed Kydonia, Kios and Kyzikos. Torpedo cruisers Zara-class - The three ships of this class were armed with two SFK L/45 guns after 1917 refits. Ammunition Ammunition was of fixed QF type. A complete round measured 66 x 575R and the projectile weighed between . Ammunition types: Steel shells Common shells Shrapnel Weapons of comparable role, performance and era Canon de 65 mm Modèle 1891: French equivalent Škoda 7 cm K10 and K16: Skoda successors to the TAG/BAG/BAK line Users Notes References 70 mm artillery World War I naval weapons World War I artillery of Austria-Hungary Naval guns of Austria-Hungary Naval guns of Italy