The upper rudder cover, anti-spin, 6-B-21-5, -21-50, -21-51L+R has earlier been deburred, and primerd. Now rivetted together, than attached to turtle deck. After adjustments the rivet-holes drilled to stabilizer, and cleco´d together. Lower covers 6-B-21-52 and -21-53 were polished. rivnuts installed and M4x10 stainless steel screws with washers connect them.
