This “OO” gauge Caledonian Railway Drummond 0-6-0 2F “Jumbo” Class tender locomotive number 336 (etched brass plates) generally in satin black livery (cab roof, tender top, chimney top, inner cab surfaces finished in matt black) is built from an etched kit with brass frames. The open framed motor has a long drive shaft and drives the centre axle. Power collection is from all the locomotive finescale Romford driving wheelsets (fluted nickel-silver coupling rods) . The tender has real coal and spoked finescale wheelsets. The buffers are un-sprung brass and currently there are no couplings fitted. This well-built locomotive is in good running order and good little-used condition.