DHR Loco 785 is scratch built "O" Scale Narrow Gauge model which runs on HO 16.5mm track.
Length of the loco is around 6", height about 3.5", and can take 15" curved radius track
The loco has complete working Walschaerts valve gear and lights. If you are interested in details please contact via email: lloyddapierce [at] yahoo.ca (Ajit Singh)