https://www.openlearning.com/u..../gomezbrewer-sm437m/
Why Buy a Hook Lock For Van? A hook lock for your van is an excellent investment to increase the security of your vehicle. These locks are mechanical and can be installed on the bodywork and doors. They work by throwing the hook-shaped bolt into a receiver, when operated by an outside key. They are perfect for couriers and tradespeople who frequently leave their vehicles unlocked between deliveries. There are other types of locks that you can consider too - slam locks and deadlocks. Durabili