The MTH Premier 20-2717-3 Metro Transportation R-40, 2-Car Subway Set Add-On is a new addition to the model railroad world. This set, made by MTH Premier, features a transportation theme, specifically for subway systems. With a gauge of O, this 2-car subway set operates on a three-rail system and is powered by AC. The control system is analog, making it a traditional choice for model train enthusiasts looking to expand their collection with a realistic transportation element. Please check all my pictures and other listings for more rare and hard to find train hobby items. This item will be packaged and shipped securely!