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Purpose of part # H544X-MT17

Started by tracyhoskins13, July 29, 2023, 01:28:33 PM

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tracyhoskins13

What is the purpose of the copper pieces inside of the locomotive wheels on a HO 4-6-2 USRA Light Pacific DCC Sound Value Equipped Union Pacific #2880 locomotive? I believe the part number is H544X-MT17.