 These consisted of a carriage with a miniature locomotive at one end, partly contained within the body of the coach.Passenger services never ran south to Ruabon as indicated by the 1919-1924 map which shows a mineral line running south from Ponkey Crossing Halt.The 1906 timetable shows the line working as the 'Wrexham and Ponkey Crossing' branch, served by railmotors on weekdays only and only accommodating a single class.