Product Overview
Introducing the RV Latch Lock-37101 – your ultimate solution for securing trailer hitch connections, rear bumpers, and traction equipment on RVs, trucks, cars, and boats. Crafted with a premium blend of zinc alloy and carbon steel, this 5/8-inch receiver lock is engineered to resist rust, corrosion, and physical impact, ensuring long-lasting performance even in harsh outdoor conditions (such as rain, snow, or road salt).
The sleek black electrophoretic coating not only enhances the lock’s aesthetic appeal but also adds an extra layer of protection against wear and tear. Designed for Class III and IV receivers, this lock provides a tight, secure fit that prevents unauthorized removal of your trailer, boat, or other hitch-mounted equipment – giving you peace of mind whether you’re parked at a campsite, job site, or busy parking lot.
Easy to install and use, the lock features a precision-engineered locking mechanism that eliminates wobble and ensures reliable security. It’s lightweight (only 0.285 kg) for easy storage and transport, yet robust enough to withstand tampering attempts. Whether you’re a frequent traveler, a professional hauler, or a weekend adventurer, the Lock-37101 is the essential car trailer accessory to keep your valuable equipment safe.
Key Features
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✅Superior Anti-Theft Protection: Precision locking mechanism prevents unauthorized access to trailer hitch connections, ideal for securing RVs, trucks, boats, and more.
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✅Durable Material Combination: Made of zinc alloy (for corrosion resistance) and carbon steel (for strength), ensuring long-term durability in outdoor and heavy-use environments.
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✅Black Electrophoretic Finish: Enhances rust resistance and scratch protection, while adding a sleek, professional look to match your vehicle or equipment.
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✅Perfect Fit for Class III & IV Receivers: Designed for 5/8-inch receiver openings, ensuring a tight, wobble-free fit that’s compatible with most standard hitch systems.
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✅Lightweight & Portable: Weighs just 0.285 kg, making it easy to carry, store in your vehicle, or switch between multiple trailers/equipment.
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✅Easy Installation: No complex tools required – simply insert the pin into the receiver, engage the lock, and secure your equipment in seconds.
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✅Versatile Application: Suitable for trailer connectors, rear bumpers, traction equipment, and hitch-mounted accessories for cars, trucks, RVs, and boats.
Applications
The Lock-37101 is designed to secure a wide range of hitch-mounted equipment and vehicles, including:
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RVs & Campers: Secure travel trailers, fifth wheels, or pop-up campers to your RV hitch.
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Trucks & Vans: Protect utility trailers, flatbed trailers, or cargo carriers used for work or recreation.
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Cars & SUVs: Secure bike racks, cargo boxes, or small trailers for weekend getaways.
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Boats & Watercraft: Prevent theft of boat trailers when parked at marinas, storage facilities, or launch ramps.
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Commercial Equipment: Secure construction trailers, tool carts, or landscaping equipment at job sites.
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Rear Bumpers: Act as a fixed pin lock for rear bumpers on trucks or utility vehicles, preventing accidental disconnection.

Technical Specifications
Item No. |
37101 |
Material |
Zinc Alloy + Carbon Steel |
Finish |
Black Electrophoretic Coating |
Weight |
0.285 kg |
Dimensions |
132 mm x 25 mm |
Package |
Standard Carton Box |
Lead Time |
30 Days (Production Cycle) |

OEM/ODM Service
We provide OEM & ODM solutions for brands and vehicle manufacturers. Whether you need custom sizing, logo embossing, special finishes, or private-label packaging, we support full customization to meet your business needs.
Why Choose us?
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Trusted by global trailer and RV manufacturers
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Built to withstand harsh environments
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Easy to install with minimal tools
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Perfect for outdoor adventures, mobile living, or utility applications
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