Hi Berkut, I think you are right about the rear canopy frame, it is correct. I looked more carefully at the other CAD drawings posted, in the side profile drawing I used in my previous post the coloured "edge" is not actually the boundary between metal and transparency, and this is well visible in the close-up drawing with the canopy, so that's what fooled me.
Continuing with the critique: The fact that the nose gear leg wheels are too wide is visible with the naked eye, no measurement demonstration required. Because of that, if you try to "retract" the nose gear, the wheel will actually coll