【Sturdy Material】The strong construction of trailer lock is made of high quality Iron and aluminium alloy material, and with zinc coated the surface, which will not rust, can withstand harsh weather conditions, most durable and long lasting coupler lock.
【Vehicle Security】Trailer lock prevents your trailer from being towed by anyone else while it's unhitched from your vehicle. It guards against trailer theft with heavy duty U-shape lock construction and highly visible color which resists picking and prying.