Originally Posted by Daemon
You'll get a lot more rigidity by adding light carbon stiffeners into the surfaces of the stab and/or
boom than you will linking together relatively small diameter round rods along their centerline.
It's basic physics.
Also if you are trying to achieve a more rigid horizontal stabilizer, you and better of with the stays at an angle like the kebab skewers that are often recommended. I believe the flex comes from the small area that the horizontal stabilizer attaches to the vertical stabilizer.