





Enhanced Security
The Rhino USA Trailer Coupler Lock Kit provides enhanced security for your trailer. The heavy-duty coupler lock fits securely over the coupler, preventing unauthorized access and deterring potential theft. With its robust construction and tamper-resistant design, it offers peace of mind knowing that your trailer is protected.

Universal Compatibility
This kit is designed to fit most standard trailer couplers, ensuring compatibility with a wide range of trailers. The coupler lock is adjustable, allowing for a snug fit on different coupler sizes. Whether you have a boat trailer, utility trailer, or camper, the Rhino USA Trailer Coupler Lock Kit is designed to keep your trailer secure. We offer our trailer coupler lock kits in two different sizes:
2" Couplers -Max Coupler Lip Width 3-3/4", Max Coupler Lip Height 5/16". Max Lip Depth from Ball Coupler to Front of Tongue 1/2".
2-5/16" Couplers - Maximum Coupler Lip Width 4-3/8", Maximum Coupler Lip Height is 5/16". Max Lip Depth from Ball Coupler to Front of Tongue 1/2".

Corrosion-Resistant Materials
The Rhino USA Trailer Coupler Lock Kit is built to withstand the elements. The locks are made from a powder coated protection layer which makes the locks corrosion-resistant, ensuring their longevity and functionality even in harsh outdoor conditions. You can trust that your coupler lock and latch lock will remain in excellent working condition, providing reliable protection for your trailer.

Lifetime Warranty from a Family-Owned Company
Rhino USA is a family-owned business founded by a father and two sons from Temecula, California. As fellow passionate off-roaders just like yourself, we understand the importance of quality and trust when it comes to your gear. That’s why ALL Rhino USA products are lab-tested in the USA and come with a LIFETIME Warranty. Our mission is to create high-quality products that allow you to WORRY LESS and ADVENTURE MORE!

Trailer Coupler Lock Kit FAQ
Trailer Coupler Lock Kit FAQ
The Rhino USA Trailer Coupler Lock is designed to fit most standard trailer couplers. We offer our coupler locks for 2” couplers and 2-5/16” couplers, providing compatibility with a wide range of trailers including boat trailers, utility trailers, and campers.
Absolutely! The Rhino USA Trailer Coupler Lock is designed for easy installation and removal. It features a user-friendly locking mechanism that can be quickly operated with the included keys. You can secure your trailer within seconds, and when you need to unlock it, the process is just as effortless.
The Rhino USA Trailer Coupler Lock is built to last. It is constructed with high-quality materials that offer durability and strength, ensuring long-lasting performance. The lock is designed to withstand harsh outdoor conditions and resist tampering, providing reliable protection for your trailer.
Yes, the Rhino USA Trailer Coupler Lock Kit comes with a bonus set of spare keys! We recommend keeping the spare key in a safe place in case of loss or misplacement.