Originally Posted by
j.duncker
I think you need to investigate the thickness you have at the rudder post.
Drill a 1/16th hole from the rear and measure how thick it is.
If it is 3/8 or better,I would use fuzzy mylar hinges pinned with cocktail sticks.
So I did as you suggested and came up with 1/8" balsa sheeting ( This is in areas not backed by ply former).
Doesn't seem like much to work with
