Maximum Security Universal Coupler Lock
Our best selling coupler lock! All in one--locks itself! Nothing extra to buy.
Fits all three common trailer coupler and ball sizes-1 7/8", 2", & 2 5/8", and all sliding coupler & other coupler models. A great theft deterrent & almost impossible to remove by thieves. The bottom piece fits into the place where the ball goes, then the upper bars adjust through the side holes to fit tightly onto the top of the coupler. When it is on tight, just lock with the key provided, and it stays put. It has two lock mechanisms inside it, with 4 barrel keys & no additional padlock needed.
Lifetime manufacturer's warranty.
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