MGST03. Three Pairs of Alan Harris (AGH) Gauge 'O' Finescale Turned Steel Driving Wheels 15 Spoke 33mm Diameter including flange (equivalent to a 4ft 8in driving wheel). In Line (IL) with 7mm Throw (equivalent to 12 in). With outside cranks, Harris split axles and axle to wheel insulation on one side of each pair. Probably unused, but I have been unable to identify a suitable prototype. £125 for the Set of Three.