THIS IS A NEW GAS CAP  WITH CHROME FINISH, FITS 1 1/2  FILLER NECK OPENING THIS IS A  LOCKING GAS CAP THAT FITS THE FOLLOWING. 1938-1972 CHEVROLET /GMC TRUCKS 1/2 TON 71/72 CHEVROLET /GMC TRUCKS 3/4  AND 1 TON (NOT FIT 72 VENTED GAS TANK) 1938-1952 CHEVROLET CARS FULL SIZE 1953-1954 CHEVROLET SEDAN DELIVERY AND FULL SIZE WAGON 1951-1970 FORD TRUCKS  1971-1972 FORD W/OUT EEC 1966-1971 FORD BRONCO SHIPPING WITH POST OFFICE WORLD WIDE PAYMENT ARE CREDIT CARDS AND PAYPAL