For sale is a Southern Railway NW-2 diesel locomotive, from Rail King. Catalog #30-2157-0. It is O-gauge and 3-rail, Features include 2 precision flywheel equipped motors; all metal wheels, gears and chassis; compatible with most AC transformers; DCRU electronic reverse; die-cast 4-wheel trucks; operating die-cast metal couplers; electric horn; operating headlight. It measures appx 12x2x3 inches and weighs appx 3 1/2 pounds. I purchased this engine several years ago for a proposed layout which I never built due to health reasons. It has been run 2 times – when I purchased it, and when I tested it prior to this sale. It is almost mint condition. Discounted in price for a quick sale, due to health considerations.