THIS LISTING IS FOR A NEW 24 / 28 VOLT GLASS INCANDESCENT DUAL FILAMENT LIGHT BULBS. THESE HAVE THE ORIGINAL SHAPED TERMINALS ON THE BACK SO THEY WILL PLUG RIGHT INTO YOUR ORIGINAL LIGHT SOCKETS. THESE WILL WORK FOR TAIL LIGHTS IN ANY 24-28 VOLT CAR, TRUCK, MACHINERY OR MILITARY VEHICLE. THESE ARE GLASS AND WE WILL TAKE EXTRA CARE IN PACKAGING.