HO Scale Parts

Trainz has a large selection of HO Scale parts you need for your model trains. We carry both new parts from manufacturers like Athearn, A-Line, Marklin, Walthers and many more. You will find not only repair parts here, but also Locomotive and car detail parts, building kit parts, decals, as well as screws, rivets, and a little bit of everything else! We have an especially large selection of wheels  & couplers here.

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