CPSC: THE TRAILER (IN THE LOCKED POSITION) SEPARATED FROM THE BALL ATTACHED WHEN WE HIT A DIP IN THE ROAD. LUCKILY WE JUST LEFT A STOP LIGHT, SO SPEED OF TRAVEL WAS AROUND 25 -40 MPH. WHEN MY TRUCK CLEARED THE TRACKS, I FELT THE TRAILER DETACH FROM THE TRUCK AND I SLOWED DOWN AND FELT THE TRAILER HIT PART OF THE BACK OF MY TRUCK. *DT THE CONSUMER STATED THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND ADIVSED THE TRAILER WAS NOT PROPERLY ATTACHED TO THE HITCH. *JS