Rotary fastening- type hook assembly for mounting accessory of vehicle

A rotary fastening hook assembly configured to mount an accessory for a vehicle, the rotary fastening hook assembly comprising:

• a hook unit configured to mount the accessory, the hook unit comprising a coupling portion disposed at a front end of the hook unit and configured to pass through a panel of the vehicle;
• and
• a backplate coupled to a rear surface of the panel, the backplate comprising a securing portion configured to couple to the coupling portion of the hook unit through the panel,
• wherein the hook unit is configured to couple to the backplate based on the coupling portion passing through the panel, being inserted into the securing portion, and then rotating relative to the backplate.