With so many great Best Boat Trailer Locks to pick from, like those from brands such as RETRUE,Master Lock,Rhino USA, it can be tricky for customers to decide what to buy. But after extensive research, we’ve discovered the stand-out Best Boat Trailer Locks currently on the market.
Our team rigorously tested numerous products available to consumers. The one that stands at the top of our list is RETRUE Best Boat Trailer Locks, thanks to its impressive performance and features. Below you’ll find more of our top-rated picks, along with insightful analysis from our seasoned experts. Check out their thoughts before making your purchasing choice. With this guide backing your decision, you’re sure to end up with a Best Boat Trailer Locks you’ll love.
Editor's Choice
RETRUE Trailer Tongue Coupler Lock, Trailer Hitch Lock,Dia 1/4 Inch, 3/4 Inch Span for Tow Boat RV
Premium Pick
Master Lock 605DAT Shackle 15/16" Length x 7/16" Inner Width, 2" Body Width, Solid Brass Coupler
Budget Pick
RETRUE Cyber Lock™ Heavy Duty Trailer Coupler Lock, Upgraded Trailer Lock with Extra Wide 1.2"
Top 10 Best Boat Trailer Locks
We researched and compared the top products in the Best Boat Trailer Locks category to provide you with these recommendations.
1. RETRUE Trailer Tongue Coupler Lock, Trailer Hitch Lock,Dia 1/4 Inch, 3/4 Inch Span for Tow Boat RV
- Universal Fit Coupler Lock. With a 1/4-inch diameter pin and has a padlock-style design, this trailer coupler lock fits latch-type couplers with a maximum span of up to 3/4 inches
- Reliable Strength. This trailer pin lock is made of high-strength zinc alloy and protected from the elements with its black painted finish, while the coupler pin is shielded against corrosion with a durable zinc plating, enhance the the life of coupler lock and the security
- Highly Security. To help protect your trailer away from theft, this trailer lock is made from high-strength steel and has a padlock-style design
- Easy to use. This padlock-style trailer tongue lock has a heavy-duty look to deter theft. Uses a simple 1/4-turn lock activation for convenient locking and unlocking, Simply spin the flat key 5-7 times to open or close our hitch locking pin
- 2 Keys Included for Your Convenience. 2 keys comes in the package. If you encounter any problems, please feel free to contact us through the "Ask a Question" button. We are always happy to help and are committed to providing a responsive solution 24/7
2. Master Lock 605DAT Shackle 15/16" Length x 7/16" Inner Width, 2" Body Width, Solid Brass Coupler
- APPLICATION: Solid brass coupler latch lock for securing trailer hitch
- TRUSTED SECURITY: Precision pin tumbler mechanism for superior pick resistance
- WEATHER RESISTANT: Hitch pin lock resists rust and corrosion for long-term outdoor use
- DURABLE: Lock design protects the case-hardened steel shackle from cutting and sawing
- PICK-RESISTANT: Precision pin tumbler mechanism resists picking
3. RETRUE Cyber Lock™ Heavy Duty Trailer Coupler Lock, Upgraded Trailer Lock with Extra Wide 1.2"
- UPGRADED 1.2" SPAN UNIVERSAL FIT Designed with an extra-wide 1.2" maximum span, this trailer coupler lock ensures a secure fit for a wide range of trailer latch styles. Perfect for fleets or multi-trailer ownerslock different couplers with a single device for unmatched versatility.
- ONE-PUSH LOCKING CYBER LOCK series make you enjoy instant security with the upgraded lock. Simply push to lockno need for keys or extra steps. Ideal for fast-paced use, road trips, or everyday towing convenience.
- EFFORTLESS TO USE HALF TURN UNLOCK Forget complicated mechanisms. This lock features a smart, user-friendly design: push to lock and just a half-turn to unlock. A modern, time-saving upgrade to traditional trailer tongue locks.
- HEAVY-DUTY STEEL MAXIMUM SECURITY Built from high-strength steel, this padlock-style trailer lock resists cutting, bending, and tampering. Includes 2 ultra-durable keys with reinforced thickness to prevent bending or breakage. Peace of mind comes standard.
- PROTECTIVE RUBBER CAP WEATHER RESISTANT Includes a snug-fit rubber cover to shield the keyhole from dust, dirt, and rain. Whether its sunny, muddy, or stormyyour trailer lock stays protected and functional.
4. Rhino USA Trailer Hitch Lock Kit (for 2" Trailers) Heavy Duty Anti Theft Trailer Coupler Locks for
- AMERICAN OWNED, FAMILY OPERATED - Join the Rhino USA Family and Support a Father/Son Business With the Best USA-Based Customer Support.
- PROTECTED FROM THE ELEMENTS - Heavy Duty Powder Coated Finish Shields Against Rust, Corrosion, and Harsh Weather, Ensuring Long-Lasting Protection for Your Trailer Hitch Coupler Lock.
- COMPATIBLE COUPLER SIZES - Fits Select 5050, 5060 Couplers, and 2" A-Frame Couplers. Not Compatible With Adjustable, Bulldog, Lock Trailer, 50mm, Ring/Pintle, or 1-7/8" Couplers.
- CONFIDENCE & PEACE OF MIND - Knowing your Boat, Toy Hauler, or Trailer is Securely Protected From Theft With a Durable, Tamper-Resistant Lock Designed for Maximum Security.
- REAL LIFETIME REPLACEMENT - Hitch Trailer Locks Come With a Lifetime Replacement. If you Encounter any Issues, We'll Ensure You're 100% Satisfied With a Replacement or Refund.
5. Master Lock Black Universal Size Trailer Hitch Lock, Trailer Coupler Lock for Securing RV’s, Horse
- Trailer hitch lock fits 1-7/8 in. (48mm), 2 in. (51mm) and most 2-5/16 in. (59mm) trailer couplers
- Trailer lock is best used for vehicles, trailers, and RVs
- Trailer coupler lock features advanced locking mechanism to resist picking and prying
- Trailer hitch lock is constructed from zinc to resist rust and corrosion
- Includes one trailer coupler lock, two keys
6. Rhino USA Trailer Hitch Lock Kit (for 2-5/16" Trailers) Heavy Duty Anti Theft Trailer Coupler Locks
- AMERICAN OWNED, FAMILY OPERATED - Join the Rhino USA Family and Support a Father/Son Business With the Best USA-Based Customer Support.
- PROTECTED FROM THE ELEMENTS - Heavy Duty Powder Coated Finish Shields Against Rust, Corrosion, and Harsh Weather, Ensuring Long-Lasting Protection for Your Trailer Hitch Coupler Lock.
- COMPATIBLE COUPLER SIZES - Fits Select 5050, 5060 Couplers, and 2-5/16" A-Frame Couplers. Not Compatible With Adjustable, Bulldog, Lock Trailer, 50mm, Ring/Pintle, or 1-7/8" Couplers.
- CONFIDENCE & PEACE OF MIND - Knowing your Boat, Toy Hauler, or Trailer is Securely Protected From Theft With a Durable, Tamper-Resistant Lock Designed for Maximum Security.
- REAL LIFETIME REPLACEMENT - Hitch Trailer Locks Come With a Lifetime Replacement. If you Encounter any Issues, We'll Ensure You're 100% Satisfied With a Replacement or Refund.
7. Master Lock - Universal Size Fits 1-7/8", 2", and 2-5/16" Couplers - Trailer Locks #389DAT
- Coupler Lock,Universal
- Bright red finish discourages thief's from messing with your trailer
- Advanced locking mechanism resists picking and prying
- Resists rust and corrosion; Simple installation and removal
8. METOWARE Trailer Tongue Coupler Lock 1/4" Dia, 3-1/2" Span, Trailer Hitch Lock for Latch-Type
- [Package Include] One lock pin ( 1/4" diameter&3-1/2 span) + one lock head( 361rotating design& water proof rubber cap) + two tubular keys ( one for standby).
- [Security Guarantee] Made of heavy-duty steel, our trailer hitch is durably and strong. Its reinforced zinc alloy tubular lock core and stronger tubular keys improve the security.
- [Push-to-lock Design] Our trailer coupler lock is designed for easy operation. With the push-to-lock design, you can easily push to lock it without using key. To open it, just turn the key a little bit and the pin will pop out by itself.
- [Rust Protection& Durability] The electrophoretic paint on the surface of trailer pin lock with the addition of its watertight rubber cap, keep rust at bay even the lock always get soaked on any journey over wet or snowy roads, and keep the keyhole away from water and dirt.
- [Heavy Duty Trailer Coupler Lock]This trailer coupler lock is 1/4 inch diameter with 3-1/2 inch effective length - convenient for you to carry, available to put in your pocket, bag or vehicle anywhere. It is powerful enough for long-term hauling and full protection, allowing you enjoy your towing journey with security insurance.
9. Master Lock 1471DAT Trailer Coupler Latch Lock, 3-4/10" Long Shackle x 9/32" Diameter Pin
- This Master Lock protects and guards against tow-away theft. The lock works when the trailer is either connected to the tow vehicle or when the trailer is unattached. The lock prevents the coupler latch from moving, therefore preventing either the coupler to be removed from the ball, or not allowing a ball to be placed into the coupler.
- Fits UFP and surge brake couplers. K1 key blank
- Pin length or dimensional fit is 3-4/10" wide with a 9/32" diameter pin which is a standard size on virtually all couplers.
- Chrome plated for improved wear and corrosion resistance. It has a precision 4 pin tumbler mechanism that resists picking
- Weather Tough seal and water tight cap protects the lock from the elements
10. METOWARE Trailer Coupler Lock Universal Adjustable Heavy-Duty Steel Trailer Hitch Lock, Anti Theft
- HEAVY DUTY TOW BALL COUPLER LOCK It's a newly upgraded trailer coupler lock with all metal construction. The use of a bright, deterrent yellow color provide durable, highly visible protection for trailers.
- UNIVERSAL COMPATIBILITY This universal trailer hitch security adjustable lock fits 1-7/8,2,2-5/16 couplers and ratchet is adjustable with 11 locking positions.
- EASY TO USE Metoware trailer lock set Ratchet design is adjustable with 11 locking positions. It is easy and quick for you to install and remove
- SAFETY & HIGH QUALITY The core of the lock is made of premium zinc alloy tubular and combines with the last anti-theft technology. The new design of the lock core makes it lock more secure.
- All-WEATHER PROTECTION Built for all-weather reliability, our trailer locks is shielded by durable rubber caps that protect the locking mechanisms from rain, snow, dirt, and debris. Their longevity and security are further enhanced by anti-corrosion zinc plating.
Peter
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