<div style="margin: 0in 0in 0pt">Prior to placing the top sheeting on the wing, both the bottom sheeting and the ribs were scored at the location of the aileron cut-out.With the top sheeting installed, the score marks were simply cut through, and the aileron snapped out.</div><div style="margin: 0in 0in 0pt"></div><div style="margin: 0in 0in 0pt">Also, balsa blocks were installed in the wing for hinge attachment and for producing the concave shape for the military style hinges.All control surfaces are of the concave/convex configuration.</div><div style="margin: 0in 0in 0pt"></div><div style="margin: 0in 0in 0pt">Additional block was installed for the angled wing dowels, and 1/16 shear webbing from the aileron servo inward, anda plywood dihedral brace was also included.</div>