Motor Trolley

a demountable two-, four-, or six-seat trolley with a low-powered internal-combustion engine (for example, a motorcycle engine), designed to transport track workers, materials, and tools used for the inspection of railroad track, civil engineering works, and communications facilities. One or two special trailers can be connected to a motor trolley, each of which may carry ten people or a cargo of up to 1 ton. The maximum speed with the trailers is 50 km/hr. The weight of a motor trolley is 200–320 kg, and the weight of a trailer is 240 kg.