RE: Electric ZN Line Xigris C2 Build Thread
Saving 2.5 gram = (7.0-4.5)
The trick is to saturate the foam with large quantity off CA, about 1CC, together with the gluing of the plywood. that make the foam in this area like stiff block that harden the control surface and prevents flutter.
After I screw the bolts I unscrew them drip little CA in the screwing.
Isaac Najary