As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE PERFORMING A 100-HOUR INSPECTION, FOUND THE RIGHT HAND AILERON CABLE FRAYED/TANGLED AS IF SOMETHING MIGHT HAVE GOT BETWEEN IT AND THE PULLEY IN THE SAME AREA AS THE PULLEY. ALSO, FOUND A ROUND FILE APPROXIMATELY .1875 INCH DIAMETER. IT IS UNCLEAR IF THE FILE GOT BETWEEN THE CABLE AND PULLEY. THE AREA IN CONCERN IS THE PULLEY AT THE FLOOR AND JUST BEHIND THE DOOR ON THE PILOT'S SIDE.