Walthers Proto - HO Scale - 89ft Greenbrier TTX 110-Ton Flatcar - Ready to Run - TTX (TPDX) #190166 (Military Use Only) - Yellow/Black with White/Black Lettering, Red 'TTX' Letters Logo & Yellow Conspicuity Stripes (SKU 920-104633)
Available On: December 1, 2026

The 89' Greenbrier TTX 110-Ton Flatcar returns to the WalthersProto roster. Introduced in 2018, this flatcar was especially designed for heavy-duty service, including hauling military vehicles, containers and other large loads such as wind turbine components.
Supersized and super detailed, this WalthersProto model is sure to be a signature addition to your HO scale collection. And if you want to model one of the most eye-catching loads on today rails, be sure to check out the all-new SceneMaster wind turbine load.
Other features include:
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