6 Best Bulldog Trailer Hitch Locks 2025 in the United States

The Bulldog 500199 Powered Drive A-Frame Electric Trailer Jack stands out with its remarkable 4,000 lbs lift capacity, making it suitable for heavy-duty applications like boat trailers. Its corrosion-resistant surfaces provide durability, while the spring-loaded drop leg pull pin offers 22 inches of total travel, simplifying access even with a weight distribution system.

Additionally, the three onboard LED lights enhance visibility during night operations, making hooking up and disconnecting more accessible in low-light conditions. The emergency manual override feature is a bonus, ensuring the jack remains operational even if there's a battery drain, adding a layer of reliability.

This jack is a robust and convenient choice for users needing a powerful and reliable electric trailer jack with a focus on ease of use and visibility.

The Bulldog Sliding Collar Coupler/Hitch Trailer Lock with Trimax Puck Lock is a robust security solution for your trailer. It's constructed from 3/16" fully welded cold rolled steel, making it resistant to bolt cutters and crowbars. The lock features a Trimax Puck Lock with a 2-7/8" wide body that conceals the shackle, enhancing its security against theft. The bright yellow powder coat finish acts as a deterrent by making it highly visible to potential thieves.

This lock is specifically designed to fit Bulldog sliding collar couplers, so it’s important to ensure compatibility with your specific hitch before purchasing. The product is manufactured in the USA by Ft. Knox Locks, a family-operated business known for its high-quality, durable locks. Weighing 8 pounds and measuring 6.5 x 4 x 4.25 inches, it is quite sturdy but may be heavier than some users might prefer.

It offers outstanding security features, though its use is limited to only certain types of couplers, which could be a drawback for those with different hitch types. Additionally, its finish is both sand blasted and powder-coated, providing good weather resistance. It is a highly secure, durable, and visible option for those specifically using Bulldog sliding collar couplers.

The Collar Trailer Hitch Lock for Bulldog-Style Couplers offers robust protection against trailer theft and unauthorized use. Made from heavy-duty stainless steel, it resists cutting, grinding, and weather elements, ensuring long-lasting security.

Its compatibility with all Bulldog and RAM latch styles makes it versatile, fitting various couplers as shown in product images. Another advantage is its dual security feature, protecting the trailer whether it is attached or detached from a vehicle.

Additionally, the product is made in the U.S.A., which may appeal to those preferring locally-manufactured goods. However, it is somewhat on the heavier side at 1.25 pounds and may not be the best option for those seeking a lighter, more portable lock. Also, its best seller rank suggests it is not the most popular choice in the towing hitch locks category. Nonetheless, its solid construction makes it a strong contender for anyone needing a durable and effective trailer hitch lock.