Thread:Claudius14/@comment-34603851-20190115194218/@comment-30076690-20190121161804

The Flakpanzer IV Kugelblitz ("Ball Lightning") was a German self-propelled anti-aircraft gun developed during World War II. By the end of the war, only a pilot production of five units had been completed. Unlike earlier self-propelled anti-aircraft guns, it had a fully enclosed, rotating turret.