The Ajax was a
motorcycle
A motorcycle (motorbike, bike, or trike (if three-wheeled)) is a two or three-wheeled motor vehicle steered by a handlebar. Motorcycle design varies greatly to suit a range of different purposes: long-distance travel, commuting, cruising ...
manufactured in England between 1923 and 1924, using 147cc, 247cc, 269cc and 346cc engines from
Villiers Engineering
Villiers Engineering was a manufacturer of motorcycles and cycle parts, and an engineering company based in Villiers Street, Wolverhampton, England.
Early history
In the 1890s John Marston's Sunbeam had become extremely successful by relyin ...
and
Blackburne.
[Erwin Tragatsch; Ash, Kevin. ''The New Illustrated Encyclopedia of Motorcycles'', Quantum Publishing, London, 2000 {{ISBN, 1-86160-342-8]
References
Motorcycle manufacturers of the United Kingdom