Losing your car keys or accidental locking yourself out of your truck, SUV or van doesn't mean you're out of luck. With the HitchSafe Key Vault ($55), you'll always have a spare key when you need it. Featuring a solid, weather resistant, metal construction, a combination security drawer and an included rubber dust cover, this key vault simply attaches to any standard 2-inch hitch receiver for storing spare keys, backup credit cards and even cash.