The Athearn Roundhouse HO Scale F7A Locomotive Southern Pacific #RND3202 is a highly detailed replica of a Southern Pacific locomotive in 1:87 scale. Made of plastic and steel, this limited edition model is designed with a Bo-Bo wheel configuration and features a digital control system for realistic operation. Manufactured in 2009, this locomotive is part of the Roundhouse brand’s lineup and is sure to be a standout piece for collectors and hobbyists alike.