About This

• Armor-Grade Anti-Theft Defense: Engineered with a robust aluminum alloy shell and a solid brass lock core, this lock resists drilling, prying, and impact. Trusted by professionals, it delivers reliable security for your RV, boat, or trailer at remote sites, marinas, or city streets. Its rugged housing turns theft attempts into futile efforts without the weight of steel—so you can rest easy knowing your assets are protected.
• Precision Fit for 2-5/16" Couplers: Designed exclusively for standard 2-5/16" couplers on RV, boat, UTV, ATV, dump trailer, and utility hauler. The lightweight yet strong aluminum housing ensures a snug, gap-free fit that discourages tampering. Avoid incompatibility—verify your coupling dimensions before purchase.
• Push-Button Locking in Seconds for Instant Security: Lock your trailer coupler in seconds, no fumbling with pins. The innovative puck-style mechanism clicks into place with one hand. Includes four durable keys backed by a smooth, corrosion-resistant brass core for consistent performance in all conditions. Anti-theft and anti-pry lock design, perfect for quick stops at job sites or storage yards or other outdoor locations.
• Dual-Layer Vault Security: Secures both coupler and safety chains in one action for unbeatable two-layer protection. Streamlined yet tough, it survives gravel roads, daily towing, and dock impacts. Engineered to leave zero gaps for pry bars, it creates a single armored stronghold for your RVs, motorcycles, or ATV trailers at campgrounds, job sites, or your driveway.
• Professional-Grade Reliability: Proven in real-world use across towing and transport industries. Features a precision-machined, solid brass core with anti-pick grooves and drill-resistant pins. The combination of a hardened aluminum exterior and a precision brass locking system offers lasting security for campers, cargo trailers, and commercial rigs. Adventure with confidence—your gear stays safe.
• All-Weather & Corrosion Resistant: Built to withstand harsh environments. The aluminum shell is corrosion-resistant and finished with a durable coating, while the solid brass internal mechanism ensures smooth operation in rain, snow, or salt air. Keys stay clean and easy to use season after season.