The product is a Stewart Ho, F7 Phase 1 Late A/B Set MKT Single Head Light, which is a model train locomotive in HO gauge. It features a Bo-Bo wheel configuration and is made of plastic and diecast materials. The locomotive is in C-10 Mint condition and is brand new. The corporate roadname is the M K T, and it is themed around transportation. This product is designed for ages 17 years and up and is a single head light version. Made in the United States, this diesel locomotive is a realistic addition to any model train collection. Great piece new in box. Hard to find in this road name.