Patricia Lee

The 6,000 RPM Air Defense System. Entered service 1967. Developed: 1964-1965, Rock Island Arsenal. The United States took the exact same rotary cannon mounted inside their fighter jets, pulled it off the aircraft, bolted it onto a trailer, and used it to shoot down other aircraft. Main Gun: M168 6-barrel 20mm Gatling (variant of M61 Vulcan aircraft