3.7" Heavy Anti-Aircraft Gun

Background
The 3.7" Heavy Anti-Aircraft Gun was designed in 1937 and had several models. During World War II, this was the primary heavy anti-aircraft gun of the United Kingdom and Commonweath nations and manufactured in the UK. In Australia, these guns were manufactured in Maribyrnong, Victoria. The gun could be mounted in a static mount or mobile mount and required a gun tractor to tow the one ton gun into position. This type of gun remained in use postwar. Each gun had a normal crew of seven. The guns were capible of firing 10-20 rounds per minute. Shells had a maximum vertical elevation of 9,000m.

Technical Details
Caliber  3.7" (94mm)
Crew  7
Rate of Fire  10-20 rounds per minute
Vertical Height  9,000m