https://squareblogs.net/selfsp....onge72/why-van-hook-
Van Hook Locks Van hook locks are a mechanical deadlock that operates independently from the manufacturer's lock system. They feature hook bolts that are inserted with the body section that is opposite and are operated by an external key that is high-security. They also have shielding components that safeguard wiring looms and door latches. They are a deterrent for thieves and can stop burglaries. These are the best van security upgrades available. They offer a high level of security