WEEKENDER MODEL, THE "H" SHAPED WHICH IS USED TO PUSH UP/ POP VAN SO SOME ONE CAN SLEEP UP THERE. IF ANYONE HOLDS TO THE BAR ON THE "H" TOP CAMPER FALLS DOWN UNEXPECTEDLY. IT MAY HAVE CAUSED INJURIES TO THE OCCUPANTS. THERE NEEDS TO BE A BRACKET TO HOLD THE CAMPER UP OR THE "H" BAR UP. *AK THE LIFT MECHANISM NEEDS A POSITIVE LOCK FEATURE. THE TOP ASSEMBLY WEIGHS CLOSE TO 100 POUND AND WOULD CRASH OR SUFOCATE THE CHILD. *YH