Cast iron metal section with circular top that has slots for a container. On top is a long flat section with 2 x large and 2 x small wheels in the middle for running smoothly over a long wire. Also sometimes known as Lamson cash carriers due to use of ferrying payment in stores between customer and cashier. Lamson were British company, established an NZ subsidiary by April 1908 as 'The Lamson Despatch Company of New Zealand limited' (later changed to Lamson Engineering NZ Ltd)- however nothing on object stating New Zealand made.
Lamson Engineering (NZ) Ltd.. Wire Runner [Lamson], 1978.1174. The Museum of Transport and Technology (MOTAT).