A hook device for securing or releasing a deck panel used in a cargo section of a trailer, the hook device including: a guide bracket configured with at least first and second sides, the guide bracket including a groove formed on the first side and extending to the second side; and a hook configured to operate within the groove to secure or release the deck panel, the hook configured to secure the deck panel in a stored position when the hook is on the first side of the guide bracket and to release the deck panel in a work position when the hook is on the second side of the guide bracket.