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I think I saw a comment after I had submit my guess that it was a fairly heavy item. I knew then it would have had to be a pretty heavy duty coffee filter to fit the bill.

@jbreheny haha yeah a coffee filter is not much heavier than a feather lol. feel free to try again.

hmmmmm? Is it an airplane propellor?

@jbreheny it was a ship propeller. close very close.