Rubber seat base button rubber for Triumph, BSA oil in frame (OIF) egT140 A65T L and FS; BSA C15 B40 petrol tank anti -roll rubber, 1 1/4in OD, 5/8 in deep Original part number: 82-9093 - seat button (4 reqd) [Triumph] 10940-8046; 40-8046 - rubber buffer (3 reqd B40) (5 reqd BSA 650) [BSA]