BLI 9922 HO Scale UP CSA-2 Early Challenger Unlettered Stealth Hybrid Balsa McHenry Couplers and operating diaphragms

McHenry Couplers and operating diaphragms with support bars

The fully adjustable track-ready suspension replicates real-world dynamics for the most authentic short course racing experience possible

mow through mud and shred snow for wild all-weather fun

Full metal gear construction

Features full range telemetry

BLI 9922 HO Scale UP CSA-2 Early Challenger Unlettered Stealth Hybrid Balsa McHenry Couplers and operating diaphragmsBLI 9922 HO Scale UP CSA 2 Early Challenger Unlettered Stealth 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 to