This is the rear spar reinforcement braces. One need to mark and remove the shaded area in order for the wings to mate correctly with the center wing section.
The picture shows the reinforcement braces cut and polished next to the rear spars.
One need to cut a hole for the aileron push rods to match the holes in the spar
The holes cut and polished
The rear spar being cleco'ed together for match drilling.
The rear spar parts ready to be primed
The rear spar assembly ready to be riveted together
Up close view of the spar reinforcement forks
The reinforcement forks riveted together, to open holes is where one will rivet the ribs to later.
The center reinforcement brackets installed.
To outboard reinforcement brackets riveted in place.
