Hofacker
Joined: 02 Sep 2016 Posts: 2
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Posted: Fri Sep 02, 2016 8:18 am Post subject: Bnsen gyrocopter rotor blades? |
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I have a set of Bensen rotor blades one of which has what looks to be repairable hangar rash. Do you know what aluminum alloy was used for the skins? |
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