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Van Hook Deadlocks Van hook deadlocks work independently from the vehicle's factory lock system. They are equipped with a hook-style bolt that latches onto a receiving bracket. This makes them more difficult to open. They are especially useful for preventing "Peel and Steal" crimes. They also stop criminals from removing your catalytic convertor that converts harmful pollutants into safer gases. Hook Locks Van hook deadlocks can be operated with a key and function independently of the lock that comes from the manufacturer. This gives you an additional layer of se