Eric Cheney was an English motorcycle racer, designer and independent constructor. He was known as one of the best motorcycle frame designers of his era, concentrating mainly in the off-road competition aftermarket.
Cheney in January 1967 with a then-new model, using his own special lightweight frame and Greeves Challenger 250 engine weighing under 200 lb (91 kg)
1973 Cheney 500 cc BSA B50 Victor
Leslie Archer, best known as Les Archer Jr., was an English former leading motorcycle racer of the 1950s, competing in long-distance speed trials, road racing and scrambles, now known as motocross.
Archer in 1956.