As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON LANDING, LEFT MLG COLLAPSED. AN INSPECTION OF LANDING GEAR REVEALED THE BOLT THAT ATTACHES THE BELLCRANK ASSY TO MLG HAD FAILED. CLOSER INSPECTION OF THE BOLT REVEALED THE SHANK HAD CORROSION AND PITTING. SUBMITTER SUGGESTS TO HAVE BOLT REMOVED AT EVERY THIRD ANNUAL AND INSPECTED.