The MTH 33-2012-4 Texas Special F-3 B-Unit Diesel Locomotive is a highly detailed replica of a diesel engine in O-scale (1:48). This limited edition model features a multicolor paint scheme, four axles, and is ready to go out of the box. Manufactured in 2012 by MTH, this AC-powered locomotive is part of the Texas Special corporate roadname series, making it a prized addition to any model railroad enthusiast's collection. The plastic and diecast construction, along with its intricate features, make this locomotive a standout piece for train enthusiasts looking for realism and authenticity in their layouts.