Check measurements on W04-05L & R Aileron Drive Rib Assemblies. Drill #40 and cleco W04-05L & R Aileron Drive Rib Assemblies, updrill #30 and cleco same. Layout holes on W04-01L & R Aileron Skins for W04-02, 03 Aileron Ribs and W04-05L & R Aileron Drive Rib Assemblies.
