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Old May 25, 2001, 11:06 PM
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Electric Airplane Junkie
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United States, CA, San Mateo
Joined Jun 2000
5,615 Posts
If you have the little 3.7 :1 planetary gear(under the Robbe label), they are not very good. Make sure you loctite the screws and check it every flight . The nylon planets in it are not very strong.

Brian
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