The OO Gauge BR Class 31 Diesel Locomotive in Civil Engineers yellow and grey is a detailed model replica of a British Rail diesel locomotive in a two-rail system. The locomotive features a realistic paint job in yellow and grey, and is ready to go out of the box for enthusiasts to enjoy. This collectable item is perfect for anyone interested in model railways and trains, especially those who love British transportation history. With its scale of 1:76 and analogue control system, this locomotive offers a nostalgic and immersive railway experience for collectors and hobbyists alike.