For sale is a new gas tank center rubber. This rubber piece sits in the center of your gas tank on most Triumph and BSA singles (B25, TR25W, etc) from approx 1968-1972. This type of rubber must be used with the correct petrol tank. Made in England to replace part number 82-9064, F9064 and 40-8085. Please refer to your parts book to ensure the best fitment.