Walthers 910-7538 HO 39' Trinity 3281 2-Bay Covered Hopper HWCX 7992 - NOS UniTrack - Viaduct 9 Crawler Kit is built

9 Crawler Kit is built off of a steel

Made of heavy duty cast metal alloys for extra durability

Four articulated figures including the Conductor

This does mean that "Easement Curves" are required to connect the super-elevated curves to regular flat track (either double track or standard Kato Unitrack)

built 8/72

Walthers 910-7538 HO 39' Trinity 3281 2-Bay Covered Hopper HWCX 7992 - NOS UniTrack - Viaduct 9 Crawler Kit is builtWalthers 910 7538 HO 39' Trinity 3281 2 Bay Covered Hopper HWCX 7992 NOS (New Old Stock) WalthersMainline makes it easy to add more business to your HO Scale railroad with the 39' Trinity 3281 2 Bay Covered Hoppers! Built especially to handle heavier materials, they're often seen in unit trains moving loads of fracturing sand to new oil fields. Based on the later production prototypes introduced in the 1990s with seven side panels (two narrow and five