|Engine Power (hp)||420|
|Speed Limit (km/h)||30|
|Standard Shell Penetration (mm)||182 - 246|
|Standard Shell Damage||188 - 313|
|Rate of Fire (rounds/min)||8.7|
The vehicle was developed on the basis of the Churchill tank. The cabin with the 3-inch gun was placed in the front. Initially, 100 vehicles were ordered. Later, the order was reduced to 24 vehicles. Eventually, a total of 50 vehicles were manufactured from 1941 through 1942. However, they never saw action.