Aupar Patent-Designed Gooseneck Trailer Lock for 7-Inch Bottom Plate Couplers | Heavy-Duty Security for Square & Round Tubes

Meet the Aupar gooseneck trailer lock, a patent designed companion for protected parking and secured towing setups. Built to fit most 7-inch bottom plate couplers and adaptable to both square and round trailer tubes, it delivers a reliable layer of protection without getting in the way of routine use. The lock blends a bold, metal presence with practical handling, making it a practical choice for individuals and small fleets alike who want extra peace of mind when the trailer is parked in a yard, lot, or roadside stop.

Compatibility you can rely on

• Fits most 7-inch bottom plate couplers, including widely used Bulldog models
• Designed to work with square and round trailer tubes (patent design
• Broadly suitable for a range of trailers without specialized adapters

Solid protection that acts as a deterrent

• Made from heavy steel plate with solid welding for a robust feel
• Engineered to raise the bar for theft attempts, adding a physical hurdle
• Low-profile, durable finish designed for outdoor storage and variable weather

Built for easy, practical use

• Simple structure enables quick installation and removal when needed
• Light enough to handle during routine checks, yet sturdy when locked in place
• Includes the lock along with a lower gooseneck tube lock for ready-to-use security

What’s in the box and after-sales support

• Package includes 1 x lower gooseneck tube lock and 1 x lock
• Before purchase, verify the lock size suits your trailer for the best fit
• Responsive support if you need help with sizing or installation guidance

In everyday use, imagine a quiet evening at a storage lot or a busy weekend at a campsite. You can park with less worry as the lock’s sturdy build and straightforward design offer a potential layer of defense against opportunistic tampering. While no security measure can guarantee prevention, the Aupar lock presents a tangible, tactile reminder that the trailer is secured when you’re away.