BLI 9901 HO Scale UP CSA-2 Early Challenger Union Pacific 3817 As-Delivered Paragon4 Hybrid Roadname_Alton & Southern ALS Hex adapters require the following

Hex adapters require the following items for installation on Slash 4X4

The formerly used metal gearbox and parts are changed to the assembled plastic gearbox (featuring built-in motor with cables) and plastic parts for safe and ease of assembly

Long barrel 90mm elevating Gun

4GHz 4-Channel Control System with integrated 1

BLI 9901 HO Scale UP CSA-2 Early Challenger Union Pacific 3817 As-Delivered Paragon4 Hybrid Roadname_Alton & Southern ALS Hex adapters require the followingBLI 9901 HO Scale UP CSA 2 Early Challenger Union Pacific 3817 As Delivered 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