Trailer Hitch Pin Lock 5/8 in x 3-1/2 in Receiver Lock - Heavy Duty
Trailer Hitch Pin Lock 5/8 in x 3-1/2 in Receiver Lock - Heavy Duty
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In this review of the METOWARE trailer hitch pin lock kit, the bottom line is straightforward: this is a no-nonsense, heavy duty receiver lock for owners of Class III and IV hitches who want a robust anti-theft pin that also reduces rattle. The reviewer found it especially useful for truck, car and boat towing setups that need a 2 in or 2-1/2 in receiver and a solid 5/8 in diameter, 3-1/2 in long pin. Two tubular keys, stout metal construction and rubber O-rings make it an everyday practical choice for secure towing.
Key Features
- All-metal construction: The solid steel body with black electrophoretic paint gives a durable finish that resists corrosion and wear.
- Universal fit dimensions: The 5/8 in diameter and 3-1/2 in length are designed to fit Class III and IV, and 2 in to 2-1/2 in receivers for most trucks and cars.
- Anti-theft tubular core: The zinc alloy tubular core provides a tamper-resistant locking mechanism for basic theft deterrence.
- Anti-rattle rubber O-rings: Included rubber O-rings and caps reduce noise and provide a snug fit in larger or slightly loose receivers.
- Two keys per lock: Each lock ships with two tubular keys for convenient use and spares without needing extra purchase.
- High load rating: The lock is built to match heavy towing setups with a construction rated to carry high loads compared with common pin locks.
Who It's For
This lock is aimed at vehicle owners who tow regularly and want a sturdy, straightforward way to secure a hitch pin on Class III and IV trailers or accessories. It is a good fit for pickup truck drivers, RV owners, and boat trailers that use 2 in or 2-1/2 in receivers and need a heavier duty pin than the simple clevis pins supplied with many hitches.
Those who should look elsewhere are buyers who require keyed-alike multiple sets out of the box, since separate packs are not keyed alike unless requested, or users who need an electronic or highly advanced locking system with unique security features beyond a tubular core design.
Pros & Cons
Pros
- Sturdy all-metal construction and solid feel that customers describe as heavier duty than expected.
- Works well and is easy to fit and remove, with two tubular keys included for convenience.
- Rubber O-rings and caps reduce rattling and protect the keyhole from dirt and water.
Cons
- Some users report intermittent issues with the lock failing to re-lock, indicating occasional mechanical inconsistency.
Specifications
| Brand | METOWARE |
| Pin diameter | 5/8 in |
| Pin length | 3-1/2 in |
| Receiver fit | 2 in and 2-1/2 in, Class III/IV |
| Material | Solid steel body, zinc alloy tubular core |
| Finish | Black electrophoretic paint |
| Included | Two tubular keys per lock, rubber O-rings/caps |
Our Verdict
The METOWARE trailer hitch pin lock is a practical, value-oriented choice for most towing owners who need a heavy duty, anti-rattle receiver lock. It offers robust materials, the convenience of two keys and noise-reducing O-rings, making it a smart upgrade over basic pins; buyers who need flawless mechanical reliability or factory-keyed-alike multi-packs should confirm options with the seller first.
Frequently Asked Questions
Will this lock fit my 2 in receiver?
Yes, the 5/8 in diameter and 3-1/2 in length are specified to work with 2 in receivers and 2-1/2 in as noted.
Are multiple sets keyed alike?
No, separate packs are not keyed alike by default; contact the seller before purchase if keyed-alike sets are required.
Does the lock reduce hitch rattle?
Yes, the rubber O-rings and caps help secure the pin and reduce rattling and noise in slightly loose receivers.
Editor's Take
The METOWARE hitch pin lock is a heavy duty, value-oriented receiver lock that fits 2 in and 2-1/2 in Class III/IV hitches, reduces rattle with rubber O-rings, and includes two tubular keys; ideal for most towing owners who want a durable upgrade.

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