This anti-aircraft cannon with a field carriage was part of the weaponry of the first heavy AA battery purchased to Finland. The cannons started their anti-aircraft service in Vyborg in December 1928. During the Winter War, the cannons served in Helsinki, Turku and Mikkeli. The cannons were phased out by 1966.

Manufacturer: Bofors Ab, Sweden

Calibre: 76.2 mm

Muzzle velocity: 770 m/s

Effective range: 6000 m

Rate of fire: 12–15 rounds per minute

Travelling weight: 3750 kg

Firing weight: 2600 kg