Description
5/8-Inch Heavy-Duty Trailer Hitch Pin Lock
Secure your towing gear with a solid steel, weather-resistant hitch lock. Designed for 2″ and 2-1/2″ trailer hitch receivers.
Steel & Zinc HybridDurable Construction
5/8″ Heavy-Duty PinStandard Hitch Fit
Turn-Key Secure LockProtective Dust Cap
OEM & ODM Customization
QUICK FACTS
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Product: Trailer Hitch Receiver Lock (5/8″ Pin)
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Material: Carbon Steel Pin + Zinc Alloy Head
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Application: Class III/IV/V Hitch Receivers
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Lock Type: Hitch Pin Lock
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Surface Finish: Electro-Plated / Powder-Coated
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OEM Available: Logo Laser Etching & Custom Pkg
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MOQ: Support Bulk Wholesale
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Packaging: Double Blister / Box / Custom
ABOUT THIS TRAILER COUPLER LOCK
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Design: Heavy-duty hitch lock engineered for maximum shear resistance.
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Material: Combines hardened carbon steel pin with a durable zinc alloy lock head.
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Mechanism: Turn-key security to prevent unauthorized removal of your hitch.
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Operation: Easy operation with protective rubber dust cap for the cylinder.
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Application: Ideal for securing bike racks, ball mounts, and cargo carriers.
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OEM/ODM: Full factory support for brand customization.
SPECIFICATIONS
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Model: 70mm 5/8-inch trailer pin lock
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Material: Carbon Steel (Pin) + Zinc Alloy (Head)
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Surface Finish: Corrosion-Resistant Coating
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Pin Diameter: 5/8″ (16mm)
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Fitment: 2″ & 2-1/2″ Receivers
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Keys Included: 2 Tubular Keys
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Installation Tool: Key-Operated (No Wrench Needed)
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Application: Class III, IV & V Hitches
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OEM/ODM: Available
PRODUCT DETAILS
Hybrid Steel & Zinc Construction
Combines a hardened carbon steel pin for anti-shear strength with a durable, weather-resistant zinc alloy lock head.
Secure Turn-Key Locking System
Professional-grade lock head provides high-security protection against theft, ensuring your towing gear remains safely attached.
Effortless Operation
Includes two ergonomic rubber-coated flat keys for smooth, comfortable locking and unlocking, plus a protective dust cap for the cylinder.
APPLICATIONS
RV Trailers
Suitable for travel trailers and camper trailers.
Boat Trailers
Can be used on compatible boat trailer couplers.
Utility Trailers
Ideal for utility and equipment trailers.
Cargo Trailers
Helps secure enclosed cargo trailers.
TRAILER COUPLER LOCK vs HITCH LOCK
| Feature | Hitch Pin Lock | Coupler Lock |
|---|---|---|
| Protects Hitch Receiver | ✔ Yes | ❌ No |
| Prevents Hitch/Rack Theft | ✔ Yes | ❌ No |
| Best For | Active Towing & Accessories | Parked Trailers |
| Installation Location | Trailer Hitch Receiver | Trailer Coupler Socket |
HOW TO CHOOSE THE RIGHT TRAILER LOCK
Identify Your Trailer
Determine your hitch class (Class III, IV, or V) to ensure you need a standard 5/8″ diameter pin.
Measure Coupler Size
Confirm the width of your receiver tube (typically 2″ or 2-1/2″) to ensure the pin provides a perfect, secure fit.
Choose Security Level
Select our hybrid steel-and-zinc lock head for maximum shear resistance and long-term corrosion protection.
Verify Compatibility
Always ensure your chosen lock includes a protective dust cap to keep the internal key cylinder clean and operational.
Frequently Asked Questions
Will this lock fit my hitch receiver?
This lock is designed for standard 2″ and 2-1/2″ hitch receivers (Class III, IV, and V). The 5/8″ diameter pin is the industry standard for these sizes.
Is the lock weather resistant?
Yes. The lock head is made of corrosion-resistant zinc alloy, and we include a protective rubber dust cap to keep the cylinder safe from rain, dust, and debris.
What type of keys does this lock use?
Each lock comes with two ergonomic, rubber-coated flat keys. This design offers a comfortable grip and improved leverage for quick and easy operation.While our standard configuration features high-durability flat keys, we can also provide tubular key customization for bulk orders upon request.
Can I customize the pin dimensions?
Yes. We support custom pin length and diameter configurations to ensure a perfect fit for your specific vehicle receiver. Please contact us with your required technical drawings or dimensions.
What is the MOQ?
As a factory-direct source, we support flexible wholesale orders. Please contact us with your estimated volume so we can provide the best competitive pricing.
This lock is designed for standard 2″ and 2-1/2″ hitch receivers (Class III, IV, and V). The 5/8″ diameter pin is the industry standard for these sizes.
Yes. The lock head is made of corrosion-resistant zinc alloy, and we include a protective rubber dust cap to keep the cylinder safe from rain, dust, and debris.
Each lock comes with two ergonomic, rubber-coated flat keys. This design offers a comfortable grip and improved leverage for quick and easy operation.While our standard configuration features high-durability flat keys, we can also provide tubular key customization for bulk orders upon request.
Yes. We support custom pin length and diameter configurations to ensure a perfect fit for your specific vehicle receiver. Please contact us with your required technical drawings or dimensions.
As a factory-direct source, we support flexible wholesale orders. Please contact us with your estimated volume so we can provide the best competitive pricing.
OEM & ODM SERVICES
✅ Custom Logo (Laser / Silk-screen)
✅ Custom Logo (Laser / Silk-screen)
✅ Custom Colors Available
✅ Mold Development Support
✅ Private Label for Distributors
MANUFACTURING PROCESS
WHY CHOOSE RUIYU
✅ ISO9001 Certified Factory
✅ 20+ Years Die Casting Experience
✅ OEM & ODM Support
✅ Fast Production Lead Time
✅ Competitive Factory Pricing
Need a Quote for Trailer Coupler Locks?
✅ OEM & ODM Available
✅ Factory Direct Pricing
✅ Fast Delivery
✅ Global Shipping
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