The Kato N Scale C&N C44-9w #8626 176-3301 is a ready-to-go DC-powered model of a Union Pacific Railroad diesel locomotive. Made of plastic, this 1:60 scale locomotive features a Co-Co wheel configuration and weighs 0.5 lbs. With analog control system and painted details, this pre-built model is suitable for ages 17 and up. The locomotive is about 9 inches in length and runs on a two-rail system. Perfect for transportation-themed model railroads, this Kato brand locomotive is a must-have for collectors and hobbyists alike. Not tested #21 for inventory