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Replacement brass gear with chain, sprocket and tension spring for the D366 and D396 mobile steam engines.
Description
Replacement brass gear with chain, sprocket and tension spring for the D366 and D396 mobile steam engines.

Replacement brass gear with chain, sprocket and tension spring for the D366 and D396 mobile steam engines.
Replacement brass gear with chain, sprocket and tension spring for the D366 and D396 mobile steam engines.