The Vintage Proto 1000 Series Pennsylvania F3B Locomotive 23968 PRR9502B is a ready-to-go model train engine in 1:87 scale. Made of plastic and in a classic black color, this analog-controlled locomotive is powered by DC and is perfect for model railroad enthusiasts. With its attention to detail and authenticity, this locomotive from the Proto 1000 Series is a great addition to any HO gauge collection. Made in China, this vintage piece captures the charm and nostalgia of traditional railroads.