MTH Premier 20-3807-1 O Scale 4-8-8-4 Big Boy Steam Loco Union Pacific UP 4014 SavoxParts This monitor provides easy-to-read visual

This monitor provides easy-to-read visual readout and an audible alarm if one or more cells within the pack gets too low

Traxxas 3777A All Star Black Chrome Wheels with Anaconda Tires Nitro Front

Voice-guided Audio Assist programming tool for easy setup of almost all decoder functionality

Authentic Daylight paint scheme

MTH Premier 20-3807-1 O Scale 4-8-8-4 Big Boy Steam Loco Union Pacific UP 4014 SavoxParts This monitor provides easy-to-read visualMTH Premier 20 3807 1 O Scale 4 8 8 4 Big Boy Steam Loco Union Pacific UP 4014 Just months before Pearl Harbor, the American Locomotive Company delivered the first Big Boy to the Union Pacific Railroad. The UP's Department of Research and Mechanical Standards had designed the locomotive for a specific task: to pull a 3600 ton train unassisted over the Wasatch Mountains in Utah. While the Big Boy is often cited as the biggest steam locomotive ever