The Dornier-Werke project designed for the 1931 Schneider Trophy contest, showing the unorthodox twin-engined arrangement with extension shafts driving the pusher propeller.

Built as a private venture to meet the Air Ministry F.5/34 specification, the M.B.2 was first flown with the markings M-B-1.

The turn-over pylon extended.

The general arrangement drawing shows the Martin Baker M.B.2 in its final form with scrap views of the original and intermediate vertical control surfaces.