Hk-39

A German 20mm anti-aircraft gun, mounted on a Sd.Kfz. 234/2 Puma armored car, used by the Luftwaffe during World War II, providing mobile anti-aircraft defense.

Hk-40

A German 30mm anti-aircraft gun, mounted on a Sd.Kfz. 234/4 Puma armored car, used by the Luftwaffe during World War II, providing anti-aircraft defense against heavier aircraft.

Hk-41

A German 50mm anti-aircraft gun, mounted on a Sd.Kfz. 234/5 Puma armored car, used by the Luftwaffe during World War II, providing high-altitude anti-aircraft defense.

Hk-46

A German 88mm anti-aircraft gun, also known as the Flak 88, mounted on a towed carriage, used by the Wehrmacht and Luftwaffe during World War II, providing both anti-aircraft and anti-tank capabilities.

Hk-47

A German 20mm anti-aircraft gun, mounted on a towed carriage, used by the Luftwaffe during World War II, providing mobile anti-aircraft defense.

Hk-48

A German 30mm anti-aircraft gun, mounted on a towed carriage, used by the Luftwaffe during World War II, providing anti-aircraft defense against heavier aircraft.

Hk-49

A German 50mm anti-aircraft gun, mounted on a towed carriage, used by the Luftwaffe during World War II, providing high-altitude anti-aircraft defense.

Hk-25

A German 50mm anti-aircraft gun, mounted on a Sd.Kfz. 251 halftrack, used by the Luftwaffe during World War II, providing mobile anti-aircraft defense against higher-altitude aircraft.

Hk-30

A German 88mm anti-aircraft gun, also known as the Flak 88, mounted on a Panzer IV tank, used by the Wehrmacht during World War II, providing both anti-aircraft and anti-tank capabilities.

Hk-31

A German 20mm anti-aircraft gun, mounted on a Panzer III tank, used by the Luftwaffe during World War II, providing close-range anti-aircraft defense.