Universal Shark Fin for FPV Racing Drone

Hi guys and girls, Turtle mode are a reality on the newer betaflight app help us temporarily reverse your motors so we can flip back over when you crash upside down, but, bottom mounted batteries frames doesn't help much when crash, if we don't use any gopro mount on top of our quads motors will be flat on the ground and this betaflight feature could be useful at all, grabbing some ideias i been see on the internet I build this universal fin, I been using in frames like the Martian 3 and Space O