THIS LISTING IS FOR A VINTAGE WORKING BRONZE CUNNINGHAM AIR HORN/WHISTLE. THE LABEL SHOWS IT TO BE A MODEL 2SS (SEE PHOTOS). REALLY A NICE EXAMPLE, I'VE SOLD MOST OF THESE FOR HOT RODS, CLASSIC RIDES, THEY SOUND IMPRESSIVE (LIKE A SHIP IS COMING) AND LOOK AMAZING IN AN ENGINE BAY. 

THIS MEASURES APROX 11" LONG, THE BELL OF THE HORN IS APROX 5" DIAMETER, ANY QUESTIONS PLEASE CONTACT ME. 

NOT MUCH TO GO WRONG WITH THESE, THEY ARE JUST 3 PARTS THE BELL/BASE, A THIN STAINLESS DIAPHRAGM WITH A SCREW ON CAP THAT TUNES THE SOUND BY HOW MUCH YOU TIGHTEN/LOOSEN THE LARGE END CAP. 

PLEASE CHECK MY OTHER LISTINGS FOR ADDITIONAL VINTAGE, AS WELL AS NEW BOAT HARDWARE.