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Van Security Hook Locks Van security hook locks provide an extra layer of protection against theft. They are not part of the lock's system created by the manufacturer and operate with a high security key. They're a great way to protect yourself against door-peeling break-ins, as they are able to be slid over the bracket for the receiver and make it difficult to force open. These can be installed on the side and rear door of the majority of vans. They are a type of mechanical deadlock Van Security hook locks are the mos