MakerWorld
Engineering
Model downloaden
RotoRocket
5
Downloads
6
Likes
4
Makes
This is a big kid version of the pull string helicopters. You'll need 2 engines. 1/2A size engines work okay with a flight height around 25 ft. I use zip ties to fasten the engines to the model as I don't trust a glued on engine enclosure with the centrifugal force.
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