MTH 40-1020 O Gauge RealTrax O-72 Right Hand Remote Switch Steam Loco - 4-4-2 Modular parts are made of

Modular parts are made of injection molded styrene plastic

LEGO® Technic™ components meet stringent industry standards to ensure they are consistent

Etched metal sun shades

1-16 cell NiMH

MTH 40-1020 O Gauge RealTrax O-72 Right Hand Remote Switch Steam Loco - 4-4-2 Modular parts are made ofMTH 40 1020 O Gauge RealTrax O 72 Right Hand Remote Switch M. T. H. believes a track system should allow your model railroad empire to grow. The RealTrax system includes 72 different components for maximum expansion capabilites. You'll find bridges, curves of all sizes, elevated and graduated trestles, crossovers, and every straight and curved configuration you'll need to create your own model railroad empire. And every piece of RealTrax is rugged,