Theoretically that would be right --BUT-- The easiest way to do this would be to make the conduit a "L" or "J" shape, drill a hole at your point "C" and put a bolt through there to mount, then drill a hole to put a bolt/pin through the spar mount hole at "B". You can then adjust the preload of the brace by bending it straighter or more angled. You want to have some preload lifting up on the wing.
Here's what I mean: