TL*THE CONTACT OWNS A 2007 COACHMEN CAPRI. THE TRAILER INCLUDES A MICRO SOUTHEASTERN METAL PRODUCTS 5 X 10 SA 35K. WHILE DRIVING AT AN UNKNOWN SPEED, THE TRAILER, THE TILT BED, AND THE AXLE OF THE UTILITY TRAILER BECAME DETACHED FROM THE TRAILER TONGUE. THE FAILURE BEGAN WHEN THE ATTACHMENT BOLT FOR THE TONGUE FELL OUT OF ITS NUT, WHICH CAUSED THE TRAILER TO CRASH INTO ANOTHER VEHICLE. THE INSPECTION SHOWED NO POSITIVE RETENTION METHOD FOR THE ATTACHMENT BOLT WITH THE NUT PROVIDED. NO OTHER VEHICLE INFORMATION WAS AVAILABLE BECAUSE THE TRAILER DOES NOT HAVE AN ENGINE.