BLI 10606 HO Scale Big Boy 4-8-8-4 UP 4010 with As-Delivered Aftercooler 1941 Paragon4 DCC Scale Figure Reduce friction and increase precision

Reduce friction and increase precision

Monster sizing and design inspiration

INJORA IR60 Pickup Hard Body Shell with Bed Rack for 1/18 RC Crawler TRX4M Defender Bronco Upgrade

(1) Negative Heat Shrink Tube

Intelligent torque output & speed closed-loop control for easy control

BLI 10606 HO Scale Big Boy 4-8-8-4 UP 4010 with As-Delivered Aftercooler 1941 Paragon4 DCC Scale Figure Reduce friction and increase precisionBLI 10606 HO Scale Big Boy 4 8 8 4 UP 4010 with As Delivered Aftercooler 1941 Paragon4 DCC When railfans think of big steam, one locomotive almost always comes to mind: the Big Boy. Often regarded as the largest steam locomotive ever builtand certainly a contender for the world's most famous locomotivethe Big Boy was created to meet some of the most demanding operating requirements ever placed on a steam engine. The Union Pacific Railroad needed a