Anti-aircraft guns based on the type of Oerlikon 20mm/1930 could also be used as an anti-tank. Tray, top stocking, took 20 pieces of ammunition. Gun fire allowed benefits or individually. Preparation from marching to the firing position lasted 3 minutes.

TTD:
Year: 1938-1945
Caliber: 20 mm
Barrel length: 1,400 mm (L/70)
Bearing: -9 ° to + 82 º
Traverse: 360 °
Rate of fire: 120 rounds / min
Ammunition: Type 98 explosive grenade (136 gr), garnet aggressive Type 100 (162 gr)
Muzzle velocity: 830 m / s
Weight: 378 kg
Horizontal Range: 5500 m
Elevation range: 3,500 m
Production: 2500 pcs