The Thruxton Jackaroo was designed as a four-seat cabin general purpose biplane, the original tandem two-seat Tiger Moth fuselage was widened to accommodate four-passengers. It was marketed as "the cheapest four-seat aircraft in the world".The first conversion first flew on 2 March 1957. Eighteen Tiger Moths were converted by Jackaroo Aircraft Limited between 1957 and 1959 and one aircraft was converted by Rollason\u0027s in 1960. The aircraft could be fitted with an optional crop spraying gear. One converted aircraft was further modified as a single-seat agricultural aircraft, but with little interest in the variant the aircraft was converted back to a Mk. 1. \u00a0 \nVariants \u00a0 \nJackaroo Mk 1 Production cabin biplane with wooden canopy. \nJackaroo Mk 2 Single-seat Agricultural variant with either a hopper or 60-gal tank in place of the two front seats, one conversion. \nJackaroo Mk 3 Production cabin biplane with metal canopy and provision for brakes.