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What is a Hook Lock Van? Hook lock vans are an independent mechanical deadlock that operates independently of the manufacturer's locking system. It comes with a hook-type bolts that hook into the bracket that receives it and provides greater security. These locks can be keyed alike to your other van locks, meaning you only require one key for your entire set. They can be equipped with lock-shields to protect cylinders from crowbar attacks. Hook Locks When it comes to securing your vehicle and keep