The BOK-5 was an light-weight (duralumin/fabric) experimental tailless aircraft (powered single-seat glider) with full-span tandem control surfaces along the trailing edge. It had a short stubby fuselage with a radial engine and a conventional fin.
Thanks to A.Gretchihine Trivia-8 Solution, where the picture was found and a lot of technical parameters
|Loaded Weight||764kg (90kg fuel)|
|Take off/Landing Roll||120/200m|