The Model Power HO Pennzoil 0-4-0 Fat Boy Steam Locomotive Tender is a pre-built analog model operated on a DC power system. It features a replica of an old time “Fat Boy” steam locomotive in yellow, black, silver, and red colors. Made of plastic and metal, this 1:87 scale model is designed for enthusiasts aged 17 years and up. With a two-rail system control, this locomotive is a colorful addition to any model railroad collection with its Pennzoil branding and transportation theme.