Not in the open market
Impossible to answer without a serial number and detailed description.
It was made in 1960 in Herstal Belgium. Herstal is a suburb of the city of Liege in Eastern Belgium. The company that made all Belgium Brownings is Fabrique Nationale or better known as FN.
Try egunparts or Shotgun News
It was invented by Fabrique Nationale de Herstal (FN) in Herstal, Belgium
You gave use the maker- FN- but not which firearm- and the serial number alone does us no good.
I would also be interested in any information that you find as I also have one.
you have a 12ga Magnum made in Herstal Belgium by Fabrique Nationale in 1969. FN was the manufacturer of all belgian Brownings. auto5man
Fabrique Nationale de Herstal
What is the question? Fabrique Nationale is the Belgian manufacturer of Browning Arms. Herstal Belgium is the city where they are located.