Vincent Black Knight from the saddle and a single damper replaced the twin rear shocks. The frame was also modified with the strong steel 'backbone' was replaced with a single tubular strut bolted to the steering head (which proved much weaker). The Black Knight was launched at the 1954 Earls Court motorcycle show, together with the 998cc Vincent Black Prince (an enclosed version of the Black Shadow ) and the 500cc Vincent Victor (which never went into production as only the prototype was ever built). There was a lot of interest but much of it was critical, and the Black Knight/Black Prince models
Black Prince (tank) Black Prince (tank) Tank, Infantry, Black Prince (A43) is the name that was assigned to an experimental development of the Churchill tank with a larger, wider hull and a QF 17-pounder (76 mm) gun. It was named after Edward, the Black Prince, a famous 14th century military leader. As a development from the Churchill, the Black Prince was a continuation of the line of Infantry tanks, that is slower, heavier tanks intended to operate in close support of infantry. It also was able to work close with other tanks. The parallel development in British tank design were the Cruiser tanks,