Anti-theft protection for container trailer ProPlus 381341V01 adjustable lock 23-42cm
The 381341V01 adjustable lock from ProPlus is a professional, heavy-duty anti-theft device designed to effectively protect cargo transported in truck trailers, shipping containers, and freight forwarding containers. The lock engages vertical door bolts , preventing unauthorized opening. Its bright colors and robust construction make it a strong deterrent to potential thieves at first glance.
Key features and parameters:
- High-resistance hardened steel: The entire structure is made of the highest quality hardened steel, highly resistant to cutting, sawing, and mechanical damage. An anti-corrosion coating ensures reliable operation in harsh weather conditions;
- wide adjustment range (23–42 cm): thanks to the smooth or multi-stage spacing adjustment in the range from 23 to 42 cm, the lock is extremely universal and fits most standard bolts and locks used in trucks, trailers and containers;
- Quick, tool-free installation: the device requires no permanent installation or drilling. It attaches directly to the door latches and is secured with a lock, allowing for quick securing of cargo during parking or transport;
- distinctive warning colour: signal yellow paint makes the lock clearly visible from a distance, which is the first step in protection against attempted break-ins;
- set of 4 security keys: the product is delivered with as many as 4 keys, which allows you to conveniently distribute them among drivers, logisticians or keep them as a spare in the company office.
This adjustable lock is perfect for any application requiring additional cargo space security during transport, parking, or storage . It's a practical solution for transport companies, freight forwarders, truck drivers, and container operators who want to reduce the risk of cargo theft. The lock is quick to install , requires no drilling or constant intervention in the vehicle, and its visible, robust design acts as a deterrent and increases cargo security in parking lots, terminals, transshipment yards, and on longer routes.





















