https://postheaven.net/nosewhi....p42/locks-4-vans-hoo
https://zenwriting.net/sarahgh....ana33/the-top-reason
Using Hook Locks to Secure the Contents of Your Van Hook locks are a great option to improve the security of your van. They're easy to set up, and they work independently from the main lock in your van. Gunnebo Industries (now Crosby) developed the self-locking hook to enhance security on construction sites. The hooks snap shut under load and prevent falling off or grabbing overhead