Van Guard Ultilock Hook LocksVan Guard ULTI Lock Hooklock Mobile fitting available These hook locks are available for a long list of vans, on different doors and different fitting positions. *Please specify make, model, year of Van once youve ordered to supply correct kit*. Hooklocks are the next generation of van security deadlocks. They work in the same way as straight deadlocks but a hook style bolt is thrown and hooks into a receiving bracket, as opposed to a bolt, offering