A mockup of the CA-31 Sparrowhawk lead in fighter-trainer.
The Commonwealth Aircraft Corporation CA-31 Sparrowhawk was a supersonic lead in fighter-trainer developed and manufactured by the Commonwealth Aircraft Corporation in the late 1960s onwards. It was 37.7 feet (11.49 meters) long, 21 feet (6.4 meters) wide, and 10.8 feet (3.3 meters) tall. It was powered by a single Rolls Royce RB.172 Adour and could achieve speeds of up to Mach 1.5.