Mould King Union Pacific 844 Steam Locomotive Building Block Set 10419 full-color manual guides you through

full-color manual guides you through model building with step-by-step illustrated instructions

controlled throttle response on demanding obstacles

Detachable magazine and loading-style action

from sport mode to race mode and even a training mode for beginners

it delivers extreme speed and acceleration for thrilling performance

Mould King Union Pacific 844 Steam Locomotive Building Block Set 10419 full-color manual guides you throughIntroducing the majestic Mould King 12031 Union Pacific 844 Steam Locomotive. This beautifully crafted model is made up of over 3,300 intricately designed pieces, bringing a legendary piece of railway history to your collection. Spanning an impressive 41. 5 inches in length, this set captures the grandeur and mechanical complexity of one of the most famous steam locomotives in American history. The Mould King 12031 is designed for both display and