Developed in 1936 by the Vickers-Armstrong company. A total of 177 vehicles in two basic modifications (Mk I and Mk ICS) were manufactured from 1941 through 1942. In 1942, 20 vehicles were delivered to the U.S.S.R. under Lend-Lease, of which 19 fought on the Eastern Front until October 1943.
This is a Premium vehicle. Premium vehicles earn more credits and experience per battle, and provide a range of other bonuses.
Time for the successive autoreloading of each shell into the magazine.
The improved system allows the time to be decreased for autoreloading the next shell upon firing the loaded shell when the corresponding indicator is displayed
Characteristics are specified for Siege mode.
The technical characteristics are displayed for the charged turbine mode.
Characteristics are specified for Rapid mode.
Reload time of the first and second guns on double-barreled vehicles.
Characteristics are specified for vehicles with crews trained to 100%.