Rhino USA Trailer Hitch Lock for 2-5/16" Trailers — Reinforced Solid-Steel, Powder-Coated Anti-Theft

Rhino USA's Trailer Hitch Lock Kit secures 2-5/16" A-frame and compatible 50×50 or 50×60 couplers with a reinforced solid-steel, powder-coated tow lock designed to deter theft and withstand the elements.

Protecting a trailer, boat, or RV starts at the coupler. This Rhino USA hitch lock kit is a purpose-built anti-theft solution for common 2-5/16" and select square couplers. Built and supported by an American, family-run company, the lock combines heavy-duty materials, weather-resistant finishing, and a lifetime replacement policy so you can haul with more confidence.

Which couplers will this Rhino hitch lock fit?

The kit fits standard 2-5/16" A-frame couplers and select 50×50 and 50×60 styles. It is not designed for adjustable couplers, Bulldog or Lock Trailer models, 50mm systems, ring/pintle setups, or 1-7/8" couplers.

• Compatible: 2-5/16" A-frame couplers, select 50×50 and 50×60
• Not compatible: adjustable couplers, Bulldog, Lock Trailer brands
• Not compatible: 50mm, ring/pintle, or 1-7/8" couplers

How does it resist weather and corrosion?

Rhino USA finishes the lock with a durable powder coat to shield steel from moisture and road salt. The coating limits rust and surface damage so the lock retains strength and appearance even after repeated outdoor use.

• Powder-coated finish for corrosion resistance
• Solid steel construction under the protective layer
• Designed for regular outdoor exposure and seasonal storage

What anti-theft features make this lock effective?

The lock uses reinforced solid-steel components and a tamper-resistant design to slow or deter theft attempts. Its visible presence is also a deterrent, and Rhino USA backs the product with customer support and lifetime replacement for functional issues.

• Reinforced solid-steel body for increased force resistance
• Tamper-resistant geometry to limit pry and cut access
• Lifetime replacement policy for peace of mind

How easy is installation and everyday use?

Installation is straightforward: align the lock with the coupler on the trailer tongue and secure according to the included directions. The design keeps operation simple for routine hitching and unhitching while remaining secure when stored or unattended.

• Simple alignment with compatible couplers
• Quick locking/unlocking for daily use
• Clear fit guidelines to avoid incompatible setups

Who this is for: The Rhino USA Trailer Hitch Lock Kit is for owners of RVs, campers, boats, toy haulers, or utility trailers that use 2-5/16" A-frame or compatible 50×50/50×60 couplers. It suits buyers who want a rugged, weather-resistant physical deterrent backed by a U.S. family business and a lifetime replacement promise. If you need a lock for adjustable couplers, pintle rings, or non-listed brands, choose a product designed for those specific systems instead.