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  1. ypsilon liked ULF's post in the thread ULF-1 finished summer 2018!.

    Finally, covered, doped, clearcoated, weighted, 69kg, finished! Thanks to all that helped with ideas! truely John

    IMG_2185.JPG IMG_2204.JPG IMG_2183.JPG IMG_1960.JPG 39002461_2235714386458079_4071107072182190080_n.jpg 39053818_2235714406458077_5411981963479220224_n.jpg Jun 15, 2019 at 9:53 PM
  2. ypsilon replied to the thread Wing design for lightest possible wing.

    Lightest wing? Paraglider. From about 1kg for the whole wing, no spar needed. Obviously you are looking for something different, the...

    Jun 15, 2019 at 9:52 PM