In 1940, military M.14 were fitted with mounts for 11.3 kg practice bombs. Data for M.14 Mk. The fuselage is narrow with bulbous canopy and rounded tail fin. A clear dome housing a camera sits on top of the fuselage aft of the wings. High-set wings are unswept with square tips.
Tailplane is unswept with rounded tips.
Landing gear with tail wheel is retractable. First prototype T.T.Mk. I was flown on April 5, 1944. As Royal Navy reqested an aircraft capable of simulating dive-bombing attacks, a new modification T.T.Mk. II was developed.