| Year | 1936 |
| Weapon Type | Light Anti-Aircraft Gun |
| Origin & Designer | Germany/Rheinmetall |
| Numbers Produced | 56 |
| Crew | 7 |
| Calibre | 20mm (20x138) |
| Elevation | -20° to +90° |
| Traverse | 360° |
| Breech | Recoil Operated |
| Recoil | [@recoil] |
| Gun Sight | [@gun_sight] |
| Gun Mount | Triangular Platform |
| Carriage | Sd. Ah. 51 |
| Trailers | [@trailers] |
| Gun Shield | [@gun_shield] |
| Armoured Plate | [@armoured_plate] |
| Barrel Length | 1.300mm (L/65) |
| Overall Length | 4.08m |
| Width | 1.81m |
| Height | 1.60m |
| Weight | Weight in Action: 364 kg Weight in Transport; 470 kg |
| Round Weight | 0.136 kg |
| Muzzle Velocity | 888 m/s |
| Feed | 20 x Round Magazine |
| Magazine Capacity | [@magazine_capacity] |
| Practical Rate of Fire | 120 r.p.m. |
| Rate of Fire | [@rate_of_fire] |
| Maximum Rate of Fire | [@maximum_rate_of_fire] |
| Maximum Ceiling | 2.134m |
| Maximum Ground Range | 4.800m |
| Maximum Range | [@maximum_range] |
| Armour Penetration | [@armour_penetration] |
| Traction | Motorized (Daimler Truck) |
| Variants | [@variants] |
| Notes | The 20mm M1930 was a light anti-aircraft gun which was bought by the Greeks in 1930. It was designed and built by the German firm Rheinmetall and along with the 20mm M1938, were the standard light anti-aircraft guns of the Hellenic army. The M.1930 was usually issued to Infantry divisions. |