This odd vehicle experimental was designed by Vickers in 1927 on the basis of Wolseley truck. This machine which resembles to armoured car more, tracked however, never was produced in series. It was equipped in front as with the back with a wheeled-unit to allow the vehicle, on road, to travel more quickly and to save its tracks. This vehicle had a crew of 4 men and weighed 7.5 tons. It was propelled by an engine 6 cylindes Wolseley developing 120 hp what enabled it on its wheels to reach the 40 km/h and on its tracks the 24 km/h. The armament consisted of 3 machine-guns .303 (7.7 mm) Vickers with water cooling.