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Don folding propellers make a big clunk when they open?

April 26, 2017big clunk folding propellers

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Don folding propellers make a big clunk when they open?

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Folding propellers often have a noticeable clunk when closed and then driven forward, as the blades swing open and hit the stops. We try to minimise this clunk by fitting urethane bump stops to cushion the blades as they hit the stops.