Heavy Duty 2-5/16" Trailer Coupler Lock with Handle – rv Hitch Lock for Travel Trailer, Anti-Theft Hitch Lock for RV, Boat, Travel Trailer, Truck, Heavy-Duty Steel Construction, Weatherproof

Product DescriptionProtect What Matters Most – 9th Class Security for Your TrailerYour trailer isn't just equipment – it's an investment. Whether you're hauling a $50,000 RV, a prized fishing boat, expensive construction tools, or livestock, losing it to theft is a gut-wrenching reality that no owner should face. Every year, thousands of trailers are stolen from driveways, storage lots, campgrounds, and job sites. A flimsy lock is barely a speed bump for a determined thief.That's why we engineered this 2-5/16" Heavy Duty Trailer Coupler Lock to deliver 9th Class Security – the highest level of protection available for trailer hitch locks.What Makes This Lock Different?✅ Fortress-Grade Hardened Steel – Crafted from high-strength steel that resists bolt cutters, hacksaws, drills, and sledgehammers. The rotating lock face deflects impact, while the shrouded design leaves minimal exposed metal for thieves to grab.✅ Snug, Custom-Like Fit – Precision-engineered for 2-5/16" couplers, eliminating the loose fit that gives thieves leverage with pry bars. A tight, rattle-free lock is a thief's worst enemy.✅ Effortless Operation – The ergonomic handle and push-to-lock design let you secure your trailer in seconds – even with cold, gloved hands. No wrestling, no frustration.✅ Built to Last – Weatherproof powder-coated finish fights rust and corrosion season after season. This lock is built for the long haul – just like your trailer.Who Needs This Lock?RV Owners – Protect your home-on-wheels while parked at campgrounds or in storageBoat Owners – Secure your boat trailer at the marina, ramp, or storage yardContractors – Keep valuable equipment and tools safe on job sites overnightFarmers & Ranchers – Protect livestock trailers and utility trailersOutdoor Enthusiasts – Peace of mind for ATV, snowmobile, and cargo trailersWhat's in the Box:1 x 2-5/16" Heavy Duty Trailer Coupler Lock with Handle1 x Nickel-Plated Keys1 xWaterproof CoverInstallation InstructionsSatisfaction Guaranteed:We stand behind the quality of our products. If you're not completely satisfied, contact us within 30 days for a full refund or replacement. Your security is our priority.Order yours today and enjoy peace of mind knowing your trailer is protected by 9th Class Security.

• 🔒【4-Digit Combination Lock】This 2-5/16-inch heavy-duty trailer lock features a 4-digit combination mechanism. With 10,000 possible combinations, The trailer coupler lock offers extremely high security and is virtually impossible to crack. Its reinforced hardened steel construction and unique hexagonal lock body effectively resist cutting, drilling, prying, and hammering attacks, preventing thieves from prying or twisting the lock with tools, thereby significantly enhancing the security of your trailer.
• 🔧【Compatible with 2-5/16-inch Trailer Connectors 】 The trailer lock is a perfect fit for 2-5/16-inch trailer hitches. Whether you’re towing an RV, a fifth-wheel trailer, a fishing boat, a pontoon boat, a utility trailer, or more—as long as your trailer ball is 2-5/16 inches in diameter—this lock is the ideal choice. If the top of your hitch is equipped with a high-profile trigger latch or handle—which may interfere with the lock’s operation—Please confirm your hook type before purchasing.
• 🛡️【Dual-Security Design 】 The trailer coupler lock features a dual-entry design. You can set a personalized 4-digit passcode to enjoy the convenience of keyless access in your daily life, while keeping the included spare key in your glove compartment or toolbox. If you forget your passcode, simply insert the key to unlock the lock immediately; or use the included reset pin to change the 4-digit passcode to any new combination of your choice in just a few seconds—no need to contact a locksmith.
• ✋【Tool-Free Installation】Ready to use right out of the box—no assembly required. Simply grip the ergonomic handle with one hand, pull the lock cylinder out with the other, connect it to the trailer coupler, and push the lock cylinder back into the lock body to complete the installation. All our products come with installation instructions. If you have any installation questions, please feel free to contact us at any time; we will respond within 24 hours.
• 🌧️【High-Strength Waterproof Material】Our 2 5/16" anti-theft trailer lock weigh 11.5 pounds and are precision-machined from high-quality, high-hardness quenched steel. The extra weight also helps absorb impact and withstand hammer attacks. The surface is powder-coated, and we include a combination lock cover that fits snugly over the combination lock’s number dials when in use. Waterproof and rust-resistant, our locks can easily withstand rain, snow, hail, road salt, or coastal salt fog.
• 🔧【The trailer lock set includes】1 heavy-duty anti-theft combination lock; 1 waterproof silicone cover; 1 reset key; and 1 reset pin. After locking the trailer, use the silicone cover over the combination dial to prevent water from seeping in. This set is compatible with standard 2-5/16-inch RV, trailer, boat, and camper connectors. Please verify your vehicle’s dimensions before purchasing to ensure compatibility.