Proven 2516 Trailer Lock 2 5/16-Inch Couplers, Secures Safety Chains

Proven Model 2516 Lock is the most popular, heaviest duty trailer coupler lock. This lock does fit the most amount of trailer couplers on the market. 

Manufacturer's Note: Producing the heaviest of duty locks was not an easy task. We pride ourselves on producing a "glove like fit" coupler lock. Rest assured that Proven Industries trailer lock products will leave you with simply the best coupler lock on the market. In addition, no other trailer coupler locks can secure your safety chains.

• HEAVY-DUTY TRAILER LOCK: It’s important to do everything you can to protect your belongings and your trailer or camper from being stolen. Our strong coupler lock fits select 2 5/16-inch trailer couplers to help keep your trailer secure.
• TOUGH LOCK: The locking parts on this device are constructed from hardened steel for increased security, and the exterior cover is tough enough to stop burglars from using power tools, hammers, and crowbars on your lock.
• UNIQUE KEY DESIGN: Our trailer lock has a special key design that prevents anyone from picking the lock. This innovative key system also features an interior locking mechanism that stops would-be thieves from making a copy of your key.
• CUSTOM TRAILER-COUPLER LOCK: This custom-tailored lock will only mount on very specific 2 5/16-inch couplers. Make sure to check the coupler sizes that are compatible with our lock hardware to ensure that the lock you select matches your trailer coupler.
• PROVEN INDUSTRIES: We are dedicated to providing our customers with the most effective trailer locks on the market. We carefully research and manufacture our locking systems from conception to fabrication in the USA.