What was found
UPON LANDING, PILOT REPORTED RT MLG COLLAPSED. MECHANIC FOUND RT MLG UPPER BARREL SHEARED ABOVE UPPER TORQUE LINK ATTACH POINT. MECHANIC REMOVED AND REPLACED MLG ASSY, RT PROP, RT ENGINE, C/W MINOR SHEET METAL REPAIRS TO FLAPS, AND REPLACED RT MLG DOOR. INSPECTION OF RUNWAY AT LANDING AREA FOUND MANY POT HOLES AND RUTS.