The aircraft was furnished with a single-piece shoulder-mounted wing mounted across the top of the fuselage; the shape of the wing progressively alters from a clipped delta to a fully swept configuration, complete with extended leading edges and spaced out sawtooth extensions [REF].
The P.1127 lacked any in-built armaments, the ethos of tactical flexibility meant a reliance upon underwing hard point-mounted munitions and equipment, which included multiple 2-inch rocket batteries, 30-mm ADEN cannon gun pods, and 1,000 lb bombs, napalm, and range-extending drop tanks [REF].