The picture below shows larger front and back views of this Old BrownForman Distillery King Black Label Blended Whisky Advertising Premium Metal Bottle Key Chain. The keychain is not dated and the year that it was made is unknown. It is marked on the two sides as follows:
BF BF BROWN – FORMAN KING BLACK LABEL BLENDED WHISKY BROWN – FORMAN DISTILLERS CORP.
60% GRAIN NEUTRAL SPIRITS 86 PROOF BLENDED WHISKY BROWN – FORMAN DISTILLERS CORP. AT LOUISVILLE IN KENTUCKY
It has a brass bead chain. The bottle keychain fob or charm measures about 5/8'' x 2-1/8''. It appears to be in excellent condition as pictured.