BLI 9921 HO Scale UP CSA-2 Early Challenger Unlettered Paragon4 Hybrid Auto Unloading has been designed to offer

has been designed to offer the highest standards of active and passive safety

25" radius curves or greater

it recreates the P1’s carbon fibre-inspired structure and streamlined form without glue or paint

The two-piece wing is secured with unique

BLI 9921 HO Scale UP CSA-2 Early Challenger Unlettered Paragon4 Hybrid Auto Unloading has been designed to offerBLI 9921 HO Scale UP CSA 2 Early Challenger Unlettered Paragon4 Hybrid The Union Pacific Challengers were a class of powerful, simple articulated 4 6 6 4 steam locomotives built by the American Locomotive Company (ALCO) exclusively for the Union Pacific Railroad. Between 1936 and 1943, a total of 105 were constructed. Measuring an impressive 122 feet (37 m) in length and weighing 628,000 pounds (284,800 kg), these locomotives were primarily assigned