MTH Rail King Pennsylvania Overton Passenger O Gauge 3 Car SET 30-6415 C. The MTH Rail King Pennsylvania Overton Passenger O Gauge 3 Car Set 30-6415 C is a pre-built model replica of coach cars in 1:48 scale, featuring a multicolor design with light function. This set is designed for O gauge railroads and is suitable for enthusiasts aged 17 years and up. With a corporate roadname of Pennsylvania Railroad, it adds a touch of transportation theme to any model railroad collection. Made of plastic, this passenger car set from brand MTH is ready to go and perfect for adding realism to train layouts. Estate Sale Find – The rail car is brand new w/original box – the person had dozens of railroad items with a large part new items with the boxes never opened. I would be glad to answer any questions you may have and thank you for looking at my listings. Thank you for looking at my listing.