82-4048 petrol cap cork GASKET 2.5" for BSA A65 Triumph T120 Matchless AJS
OEM part number 82-4048. In the photographs you can see these gaskets fitted to my own '71 BSA A65, BSA B175 Bantam, Triumph T150v and '81 Triumph TR65 Thunderbird. Will also fit later BSA Bantams (eg D7, D10, D13 & D14).