10 Best Trailers Hitch Locks Reviewed as of September 2023

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Master Lock 379ATPY Universal Trailer Hitch Lock , Black

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

Sale2

RETRUE Universal Coupler Lock Trailer Locks Ball Hitch Trailer Hitch Lock Adjustable Security Heavy-Duty Steel Fits 1-7/8 Inch, 2 Inch, 2-5/16 Inch Couplers, Yellow, Lightweight

Universal Fit: Reture trailer coupler lock is designed adjustable with 11 locking positions and fits 1-7/8”, 2”, and 2-5/16"couplers. 2 Keys are included
Upgrade Vision: In the premise of ensuring the safety of the couper hitch lock is not cut, we have upgraded the appearance of the lock, while more lightweight and flat. The use of a bright, deterrent yellow color provide durable, highly visible protection for trailers
Securtiy: This trailer hitch lock is made with aluminum body and high-strength A36 steel construction, strong cut, and shear resistance. It's rustproof and weatherproof.
Passed QC product quality certification Enhanced Lock Cylinder: To make the tow ball coupler lock more robust, we upgrade more complex locks and thicker keys. This makes it impossible to crack the lock and increases the toughness of the key
100% return for quality issues: 120 days warranty. 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.

Sale3

RETRUE Trailer Tongue Coupler Lock, Trailer Hitch Lock,Dia 1/4 Inch, 3/4 Inch Span for Tow Boat RV Truck Car's Coupler (1 Pack, Black)

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

Sale4

Master Lock - Universal Size Fits 1-7/8", 2", and 2-5/16" Couplers - Trailer Locks #389DAT

Coupler Lock,Universal

JOYTUTUS Trailer Hitch Lock, with 5/8'' Dia 2-3/4'' Long Pin, Fits 2 Inch Class III-IV Receiver, for Trailer Truck Car Boat, with 2 Keys 2 O-Rings, Anti-Theft and Waterproof Towing Hitch Lock

【ANTI-THEFT】 Unlike other hitch pin locks, each lock cylinder is unique and designed by JoyTutus. With solid and heavy-duty No.45 steel construction, adopting a safer zinc alloy lock core and plum blossom keyhole, which can prevent others from towing your trailer away.
【FITMENT TYPE】 Use a tow receiver lock to ensure the towing safety. The locking hitch pin is compatible with hitch rack, cargo hitch tray, bike rack, hitch ball and tow rope, 5/8" pin with 2-3/4" effective length perfect for Class III/IV 2" hitch receiver tubes.[NOTE: The weight load rating for JoyTutus hitch lock, Class III - up to 5,000 pounds, Class IV - up to 10,000 pounds, Class V - up to 17,000 pounds.]
【PREMIUM MATERIAL】 The trailer receiver lock uses black electrophoretic painted carbon steel, solid and hard to bend. 360 degree rotating head, easy to handle. All-weather rubber key slot cap keeps the keyhole away from moisture, dust and rust. Updated tubular key hole, zinc alloy lock core.
【EASY OPERATE DESIGN】 The hitch lock can be easily locked and unlocked with key. For convenience, our lock comes with 2 keys each set. And after locked, you just need to pull the lock head to ensure it is working.
【PREVENT RATTLING NOISE】 When you are using a trailer hitch, you might run into some issues like rattling and noise. Our trailer hitch lock pin is equipped with 2 rubber O-rings, which can effectively prevent rattling noise caused by shaking during towing.[NOTE: 2 O-Rings can be disassembled, if you find the trailer lock is short, you can remove the rings and re-install the lock.]

Rhino USA Trailer Hitch Lock - Patented 5/8" Locking Receiver Pin for Class III IV Hitches - Weatherproof Anti-Theft Lockable Pin with Dust, Mud & Gunk Protection - Used to Tow Truck, Boat, Bike

AMERICAN OWNED, FAMILY OPERATED - Join the Rhino Family & Support a USA based Father/Son Business!
ANTI-THEFT HITCH PIN - Solid Forged Steel Ensures Protection to Your Trailer & Hitch From Theft
COMMON HITCH SIZES - Our Unique Hitch Pin Fits all Class III & IV Hitches (2" x 2") With Ease.
PATENT PENDING DESIGN - Newly Added Weatherproof Slide Cap Protects From Dirt, Mud & Gunk
GUARANTEED 5-STAR EXPERIENCE - If you aren't 100% Satisfied for any Reason, We'll Refund your Money

Sale7

RETRUE Universal Coupler Lock Trailer Locks Ball Hitch Trailer Hitch Lock Adjustable Security Heavy-Duty Steel Fits 1-7/8 Inch, 2 Inch, 2-5/16 Inch Couplers Black

Universal Fit: Reture trailer coupler lock is designed adjustable with 11 locking positions and fits 1-7/8”, 2”, and 2-5/16"couplers. 2 Keys are included
Durable: The hitch lock is protected from the elements with a durable powder coat finish. Non-slip, Wear-Resistant, and Rust-Proof.
Securtiy: This trailer hitch lock is made with aluminum body and high-strength A36 steel construction, strong cut, and shear resistance. It's rustproof and weatherproof. Passed QC product quality certification
Enhanced Lock Cylinder: To make the tow ball coupler lock more robust, we upgrade more complex locks and thicker keys. This makes it impossible to crack the lock and increases the toughness of the key
100% return for quality issues: 120 days warranty. 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

META Hardware Trailer Hitch Locks, Hitch Lock with 5/8'' Pin Fits Class III IV 2" Hitch Receivers, Tow Hitch Lock with Anti-Rattle O-Rings for Trailer Truck Car Boat (1 Pack)

【UNIVERSAL COMPATIBILITY】- 5/8" diameter and 2-3/4” long trailer hitch locks fits most class III IV 2” hitch receivers. The hitch lock also can be used for tray tow rope of trailer, truck, car, bike and boat.
【PUSH-TO-LOCK DESIGN】- Solid hitch lock is designed for easy operation. With the push-to-lock design, you can easily push to lock it without using key. Just turn the key a little bit and the locking hitch pin will pop out by itself.
【DURABLE ANTI-THEFT HITCH LOCK】- The hitch lock feature high quality solid steel with black electrophoretic paint, which is quite sturdy and can carry up to 30,000 lbs, twice as much as that of common pin locks. The core of the hitch pin lock is made of premium zinc alloy tubular, durable and reliable. Solid locking hitch pin with anti-theft design can resist different types of external forces.
【PACKAGE INCLUDES】- It’s a newly upgraded hitch lock with all metal construction. This trailer hitch lock comes with 2 x keys, 4 x Rubber O-Rings, 1 x 5/8" lock pin and 1 x Upgrade button lock head.
【PREVENT RATTLING NOISE】 - When you are using a trailer hitch, you might run into some issues like rattling and noise. Our trailer hitch lock is equipped with 4 rubber O-rings, which can effectively prevent rattling noise caused by shaking during towing.

Cenipar Universal Trailer Hitch Security Adjustable Lock Tow Ball Coupler,Heavy-Duty Steel Fits 1-7/8”,2”,2-5/16” Couples (Yellow)

➽【UNIVERSAL&ADJUSTABLE 】:Cenipar Universal Trailer Hitch Security Adjustable Lock Tow Ball Coupler fits 1-7/8”,2”,2-5/16” couplers. The ratchet is adjustable with 11 locking positions and can be adjusted according to your needs. Trailer locks ball hitch 2 5/16 is an ideal camping accessory for travel camping enthusiasts.
➽【MADE OF HEAVY DUTY STEEL】: The u-shape trailer lock is made of heavy-duty steel and superior quality aluminum, won't be broken by thieves. The tight fit of ratchet and the insertion hole will prevent thieves from prying open and drilling. The exterior is coated with anti-corrosion coating, and the interior is protected by waterproof and dust-proof components, which are not afraid of any bad weather.
➽【AFTER SALE WITHOUT WORRY】: !!!365 DAYS WARRANTY!!! RISK-FREE SHOPPING! When you use locks for trailers, If you have any question, please don't hesitate to contact us. We will solve your problem as quickly as possible, and will try our best to satisfy every customer, and will strictly carry out the quality-control project, which will enable our customers to buy with confidence and use with satisfaction.
➽【HIGHER SECURITY】: Turner trailer lock set ratchet design is adjustable with 11 locking positions,Our lock cylinder adopts pure copper crescent lock, which has higher security. A set of two keys, convenient and safe. Trailer locks ball hitch will protects your trailers security effectively, prevent your cargo safe.
➽【EFFECTIVE DETERRENT】:The trailer lock Painted striking yellow color can provide high visibility combines with the last anti-theft technology.It should be an effective deterrent for most of us, even in areas with high crime rates.With this coupler lock to prevent theft,keep your precious cargo stays safe.Greatly reduces the possibility of your RV being targeted by thieves. A set of two keys,Convenient and safe.

Rhino USA Trailer Hitch Coupler Lock Kit (Includes 2" & 1/4" Couplers) Heavy Duty Anti-Theft Tongue Locks for Boat, RV, Travel Trailers & More - Reinforced Solid Steel for Ultimate Peace of Mind!

AMERICAN OWNED, FAMILY OPERATED - Join the Rhino Family & Support a USA based Father/Son Business!
PROTECTED FROM THE ELEMENTS - Powder Coated Protection Layer to Prevent Rust, Corrosion & Weathering
FITS MOST 2 INCH COUPLERS - Maximum Coupler Lip Width 3-3/4" Maximum Coupler Lip Height is 3/8"
CONFIDENCE & PEACE OF MIND - Knowing your Boats, Toy Hauler or Trailer is Protected From Theft.
GUARANTEED 5-STAR EXPERIENCE - If you aren't 100% Satisfied for any Reason well Refund your Money

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