You are buying two (2) NEW rubber bumpers. This listing is for fuel gas door lid rubber bumpers for 1962 1963 1964 Chevy Belair , Biscayne and Impala vehicles . This bumper measures 1/2" OD x roughly 3/8" tall (thickness) fits into 1/4” hole in body. 

Please measure your old bumper and compare it to the photos and sizes we have provided as we do not have all the body codes.  These may fit other vehicles not listed on the chart.