- Reliable Security: Safeguard your trailer and hitch ball mount from theft with our robust trailer hitch lock made from high-strength steel. The barbell-style design not only adds a rugged look but also ensures maximum theft prevention. Enjoy hassle-free locking and unlocking with a simple 1/4-turn activation. - Versatile Fit: Designed with a 5/8-inch diameter pin and a usable pin length of 2.85 inches, this tow hitch lock fits nearly all 2-inch x 2-inch hitch receivers featuring a 5/8-inch hole. Note: It is not compatible with double-walled receiver tubes. - Weather Resistant: Protect the internal components of your hitch receiver pin lock from harsh weather with the included waterproof dust cover. The lock is coated with a durable powder finish to resist corrosion, ensuring long-lasting performance in various conditions. - Wide Applicability: Our coupling is perfect for a range of applications, including RVs, boats, garden equipment, and more. It guarantees a secure connection between your tow vehicle and trailer, providing peace of mind during transport. - Use Scenarios: - RV Owners: Secure your RV trailer during long trips and overnight stops. - Boat Enthusiasts: Protect your boat trailer while parked at the marina or during transport. - Garden Equipment: Safeguard your landscaping tools and equipment when traveling to job sites.