| Year | 1931 |
| Weapon Type | Medium Mortar |
| Origin & Designer | Britain-France/Stokes-Brandt |
| Numbers Produced | 96 |
| Crew | 5 |
| Calibre | 81.4mm |
| Elevation | +45° to +85° |
| Traverse | 8° to 12° |
| Cartridge Weight | [@cartridge_weight] |
| Round Weight | 3.25 kg (Light Bomb) 6.5 kg (Heavy Bomb) |
| Barrel Length | 1.250mm |
| Overall Length | [@length] |
| Grenade Types | [@grenade_types] |
| Mount | [@mount] |
| Combat Weight | 61.6 kg |
| Operation | [@operation] |
| Cooling System | [@cooling] |
| Sights | [@sights] |
| Feed | [@feed] |
| Practical Rate of Fire | 12 r.p.m. |
| Maximum Rate of Fire | 18 r.p.m. |
| Blank Cartridge | [@blank_cartridge] |
| Muzzle Velocity | 194 m/s (Light Bomb) 115 m/s (Heavy Bomb) |
| Fuel Capacity | [@fuel_capacity] |
| Minimum Range | 240m (Light Bomb) 95m (Heavy Bomb) |
| Effective Range | [@effective_range] |
| Maximum Range | 2.850m (Light Bomb) 1.200m (Heavy Bomb) |
| Armour Penetration | [@armour_penetration] |
| Bayonet | [@bayonet] |
| Traction | Cart |
| Variants | [@variants] |
| Notes | [@notes] |