| Year | 1940 |
| Weapon Type | Light Anti-Aircraft Gun |
| Origin & Designer | Italy/Breda |
| Numbers Produced | 92 |
| Crew | 4 |
| Calibre | 20mm (20x138B) |
| Elevation | -10° to +80° |
| Traverse | 360° |
| Breech | Gas Operated |
| Recoil | Spring |
| Gun Sight | Reflector |
| Gun Mount | Tri-Pod |
| Carriage | Two Wheeled Carriage |
| Trailers | [@trailers] |
| Gun Shield | [@gun_shield] |
| Armoured Plate | [@armoured_plate] |
| Barrel Length | 1.870mm (L/65) |
| Overall Length | 3.34m |
| Width | [@width] |
| Height | [@height] |
| Weight | Weight in Traction: 370 kg Weight in Action: 330 kg |
| Round Weight | HE: 320g AP: 337g |
| Muzzle Velocity | HE: 850 m/s AP: 900 m/s |
| Feed | 12 Round Strips |
| Magazine Capacity | [@magazine_capacity] |
| Practical Rate of Fire | 120 r.p.m. |
| Rate of Fire | [@rate_of_fire] |
| Maximum Rate of Fire | 240 r.p.m. |
| Maximum Ceiling | 2.200m |
| Maximum Ground Range | 5.500m |
| Maximum Range | [@maximum_range] |
| Armour Penetration | [@armour_penetration] |
| Traction | Motorised (3 ton Truck) |
| Variants | [@variants] |
| Notes | [@notes] |