Circular shaped grommet which goes around the fuel filler pipe and into the body of the car above the rear wing.. Fits:- Standard 8 – up to and including CS 50805 - (up to March 1955) Standard 10 – up to and including BE 12491 - (up to March 1955) PLEASE NOTE THIS GROMMET IS NOT CORRECT for Pennants, Companions and Commercial Derivatives, please see later grommet .