WW2 British Torpedo Propeller Royal Navy not German kriegsmarine naval submarine

WW2 - A rear Propeller from a 21 inch Mark VIII British Royal Navy torpedo. Attached are pics of the markings before it had a coat of paint, you could strip the paint and have it bare metal if you prefer. The principal World War II torpedo was the Mark VIII, used far more than any other torpedo in service, with 3,732 being expended by September 1944.

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