The MTH 20-20166e Union Pacific Extended Vision Caboose is a brand new, O scale model train accessory designed for a three-rail system. This high-quality caboose features a realistic Union Pacific Railroad color scheme in yellow, made from plastic and diecast materials. It includes light function, making it a functional and visually appealing addition to any model railroad layout. With a 1:48 scale and C-9 grade, this caboose is sure to enhance the realism and authenticity of your train collection.