3rd or 6th Tank
Bttn, 3rd Tank Brigade - Amiens Battle, 1918. |


B Company,
6th Tank Battalion, British Army - Amiens area, France, August 1918. |
The A347 “Firefly”
of the sixth battalion, B company, one of the numerous “X-companies”
attached to larger units made of heavy Mk.IV and V during April-May 1918. |
Irish Civil
War - Dublin, January 1919. |
| Specifications |
| General |
| Role: Medium Tank Crew: 3 In service: 1918 |
| Dimensions |
| Length: 6.10 m | Width: 2.62 m | Height: 2.75 m | Weight: 14.2 t |
| Engine |
| 2× Tylor Twin 4 cylinder side-valve JB4 petrol engine | 2 x 45 hp | Power/weight: 6.4 hp/t |
| Performances |
| Maximum speed: 13.4 km/h | Range: 3? km | Suspension: unsprung |
| Armor |
| 5-14 mm |
| Armament |
| Main: 4 x .303(7.62 mm) Hotchkiss MG Secondary armament: - |