 The 302 was a low-wing cantilever monoplane with fixed tailskid landing gear, powered by a 105 hp (78 kW) Cirrus Hermes I engine.It was flown by Edgar Percival in the 1930 King's Cup Race.It was rebuilt in 1934 as the 302A with an inverted 130 hp Cirrus Hermes IV and a revised cabin.