Waffenträger auf E100 was a project for mounting a large-caliber antiaircraft guns on the E 100 chassis. The vehicle was supposed to feature 128 or 150 mm guns with an automatic loading system. However, the project was never developed. The Panzerkampfwagen E-100 (Gerät 383) (TG-01) was a German super-heavy tank design developed towards the end of World War II. The largest of the Entwicklung series of tank designs intended to improve German armored vehicle production through standardization on cheaper, simpler to build vehicles. By the end of the war, the chassis of the prototype E-100 had been partially completed; it was shipped to the United Kingdom for trials, but was later scrapped.