Originally Posted by
JSF-TC
My DerJet Hunter has two large headed screws in each of the the lower wings. The pylon upper mating surfaces have two matching keyhole slots where you just align the pylon over the screw heads and push them backwards to lock them in place. Never had an issue with them coming off. A gentle tap from the rear and they slide right off. A slight adjustment to the screw gap allows the tightness of the pylon fit to be adjusted. Simple.
Paul
My TopRC Hunter uses the same method.