A4 AVIATION WORX concentrates in energy efficient designs
2013-10-29
Some new mods...electric possibility !
The normal combustion engine version has 900 mm dia prop now. Solid fuse lenght is 3350 mm ( total 3850 mm ). HippiƤinen is much smaller and lighter than Ray Stitts Skeeto which managed to stay airborne with 3,5 hp engine.
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