This is the wing of the printable radio control airplane Eclipson Model Y.
An airplane designed to be printed.
More info about
...さらに表示 Eclipson:
https://www.eclipson-airplanes.com/
Many people have already printed the Model Y:
https://www.rcgroups.com/forums/showthread.php?3022220-Eclipson-model-Y-3D-printed-foamy-weight
https://www.youtube.com/watch?v=DfkSQ4pngCg
