H2 SUT. Rear molding nut. A solid metal or plastic block with a threaded hole in the center which is used to tighten or adjust the Radiator Support Panel. Fender Nut. Nut used to secure the luggage carrier side rail. Roof Molding Nut. Rivet Hex BODIED. Fender. Protector. Radiator Support Panel. Roof Luggage Carrier Side Rail. Roof Molding.