As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THIS AIRCRAFT IS EQUIPPED WITH A ROBERTSON STOL KIT. BOTH OUTBOARD AILERON ATTACH BRACKETS WERE FOUND CRACKED AND BROKEN. THE ADDITIONAL STRESSES RELATED TO THE ROTATION CAUSED THIS CONDITION. THESE PARTS SHOULD BE INSPECTED ON ALL ROBERTSON EQUPPED AIRCRAFT. (X)