The product is a new fuel gas tank filler cap with tether lock key for 84-88 Ford Bronco II vehicles. Manufactured by Motorcraft, the cap is made of durable plastic and is designed to securely fit the fuel tank. The tether lock key provides added security to prevent fuel theft and ensures that the cap is always connected to the tank. Made in Germany, this fuel tank cap is a reliable and high-quality replacement for your vehicle.