Heinkel Kabine and Trojan 200: the bubble car Britain built in Croydon (1956–1965) The Heinkel Kabine was the aircraft-maker's bubble car, lighter and nimbler than the rival Isetta, and from 1960 it became an honorary British classic as the Trojan 200, built under licence in Croydon. A guide to the Kabine and Trojan story, how it differs from an Isetta, what to check, and what one costs today.