Having the best coupler locks is not an easy task. We pride ourselves on a glove like fit security product and with that being said this will reduce the percentage of thieves that are capable of breaching our security products. Model 2516 fits most trigger latch and thumb latch couplers. 

Rest assured Proven Industries trailer lock will leave you with simply the best coupler lock on the market. No other trailer coupler locks can secure your safety chains.

Trailer coupler lock model 2516 may fit other trailer couplers not listed. Please look at trailer coupler lock index for exact fitting couplers, if you can not find your style trailer coupler pictured please email us a picture of your trailer coupler to insure you get the correct one.

Please send all pictures to Support@provenlocks.com

Coupler lock in most cases can secure 5/16 safety chains hooks, we can not guarantee all chains hooks will fit due to all the different manufactures sizes. Additionally, we have added 2 holes on the lower part of the outer shield, this will allow you to padlock your safety chains to coupler lock. You can also use this to secure other items to your trailer.

Please contact Support@provenlocks.com with any questions

*Please note, product pictures may not represent current model, as products are revised.  All locks are now upgraded to 7 pin tubular lock at no additional cost.

Cobra 7 (Standard)

The Cobra 7 is a patented key system that was developed for the high-security needs in the vending industries. The COBRA tubular keyway is like no other with its 7 sided tubular keyway, this unique feature stops anyone from going to a hardware store to copy your key. This product offers a high-security solution for those that are looking for excellent exterior performance. COBRA 7 comes standard in all of our products at no additional cost.

Application

The Cobra 7 system is geared for the business owner looking for a great performing lock system at an affordable price with key control.

Proven Disk-Detainer (Upgrade Option)

The Proven Disk Detainer Lock was developed for high-security situations where  minimum maintenance is not possible. This particular lock is virtually impossible to pick due to its rotating disk and requires special lock picks and skills needed in order to pick. 

Application

Disk detainer locks are not all that common in everyday use. Mainly this style of lock is reserved for high-end locks. These lock perform well in extreme weather conditions with minimum if any maintenance.

Medeco M3 (Available upon request, for additional cost)

Medeco comes as one of the oldest High-security lock manufacturers in the USA. You will find this high-security lock in most prisons, government facilities, and even the White House! This particular lock is virtually impossible to pick due to its rotating pins that not only need to be at the right height but the right rotation in order to unlock.

Application

Medeco is typically needed for the high-security needs of companies that need key control or grandmaster key solutions. All parts are machined out of brass and hardened steel, for the combination of great exterior performance and high-security needs.

*Medeco and Abloy is available upon request for an additional fee. Please call customer support for additional information.