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Security of our coupler locking pin: this trailer lock is made of high-strength steel to deter theft. The hitch lock is coated with black electrophoretic paint to prevent corrosion.

With the push-to-lock design, you can easily push to lock it without using key. Its reinforced zinc alloy tubular lock core and stronger tubular keys improve the security. 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.
Package include one lock pin 1/4" diameter&3-1/2 span + one lock head 361°rotating design& water proof rubber cap + two tubular keys one for standby. Money back guarantee your satisfaction is what we strive for. And if you have any question about the product, click on 'Ask a question' button on the right hand side on this page and send us an email, please feel free to contact us, we will make a quick and reliable response.

With the safety pin inserted in the coupler latch, the square retainer easily clips on to the end of the pin. The 1/4-inch trailer coupler pin is made out of solid steel for reliable strength, safety on the road and confidence with every mile of your adventure.
Secure. The 1/4-inch diameter and 2-3/4-inch length of this coupler safety pin make it highly versatile to fit a wide variety of trailer couplers. Easy to use. Corrosion-resistant. Versatile. The solid pin offers ample strength while the retainer clip ensures the pin will not vibrate or rattle free.

Two keys included. Versatile. This right-angle trailer lock has a built-in swivel feature and simple 1/4-turn lock activation to allow the head to twist toward you for easy, ergonomic access when locking or unlocking your trailer.
You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access. The internal components of this trailer pin lock can easily be protected from the elements with the included watertight dust cap, while the coupler lock head is shielded against corrosion with a durable anodized aluminum finish. Ergonomic operation.

To help protect your trailer from theft, this trailer tongue lock is made with high-strength steel construction.
This barbell-style trailer tongue lock promotes an impenetrable appearance to deter theft, and uses a simple 1/4-turn lock activation for convenient locking and unlocking as needed. Two keys included. Dependable security.

30 days warranty :30 days warranty⭐risk-free shopping⭐ if you have any question, please don't hesitate to contact us. We will try our best to satisfy every customer. Please verify dimension and length of the pin you want before purchasing our coupler hitch lock pin.
Tail hitch lock has a black durable powder paint coating, Avoid all kinds of phenomena caused by rust. Package include:lock pin*1 1/4 inch diameter 2-1/2 inch long + lock head*1 361°rotating design& water proof rubber cap + tubular keys*2 one for standby Please check your size before buying. Easy to operate:this trailer hitch lock is easy operationIt, can be opened just like opening the door by turning the key. Our push-to-lock design, You can easily lock it without key.

Cost-save, time-save and storage space-save. Step 1: push and chose active length you need. Made of high-strength steel which is chromed, the 1/4 inch trailer coupler locks are good at detering theft and preventing corrosion.
If it can be pulled out, please change direction of head. We offer 30-day money-back for any reason, 12-month warranty for quality-related issues. Czc auto adjustable trailer hitch coupler locking pin's design. Easy to operate coupler latch lock. Security & longer lifespan of adjustable coupler locking pin. Please note that the direction of head is fixed.

Easy operate design: czc auto hitch lock can be easily locked and unlocked with key. Zinc alloy tubular lock core and more solid round key also help to improve security of the black coupler lock.
Any issue in using our trailer hitch coupler lock, your problem will be solved within 24 HOURS. 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. Kinds of weather can be handled. We offer 30-day money-back for any reason, simply contact us, 12-month warranty for quality-related issues. Czc auto trailer hitch coupler locking pin's design.

To help protect your trailer from theft, this trailer tongue lock is made with high-strength steel construction. This barbell-style trailer tongue lock promotes an impenetrable appearance to deter theft, and uses a simple 1/4-turn lock activation for convenient locking and unlocking as needed. Versatile.

For your convenience, two keys are included with this trailer tongue lock. Versatile. Weather-resistant. To help protect your trailer from theft, this trailer lock is made from high-strength steel and has a padlock-style design.
1. CZC AUTO
#ad
CZC AUTO Black Trailer Hitch Coupler Lock, 3/4 Inch Span for Tow Boat RV Truck Car's Coupler 1 Pack, Dia 1/4 Inch, Black
#adCZC AUTO #ad - Small size for easy carrying. How to operate our trailer tongue Coupler Lock: Spinning the flat key 5-7 times to open or close the hitch lock. Czc auto trailer hitch coupler locking pin design:1/4 inch diameter tongue lock pin with effective length 3/4 Inch.Security of our coupler locking pin: this trailer lock is made of high-strength steel to deter theft. The hitch lock is coated with black electrophoretic paint to prevent corrosion.
More information #ad
Keeping the coupler lock in your pocket or vehicle anywhere that is fine. Coupler locking hitch pin's Application: Tow Trailer Boat RV Truck Car. Please verify dimension and length of the pin you want before purchasing our coupler hitch lock pin. Czc auto, we offer 30-day money-back for any reason, a reliable brand in hitch sercurity Industry, 12-month warranty for quality-related issues.Brand | CZC AUTO #ad |
Manufacturer | CZC AUTO #ad |
Part Number | 11410 |
More information #ad
2. METOWARE
#ad
3-1/2" Span, Trailer Hitch Lock for Latch-Type Coupler, Black Trailer Pin Lock for Towing Trailer RV Car Boat Truck 1 Pack, METOWARE Trailer Tongue Coupler Lock 1/4" Dia
#adMETOWARE #ad - If something goes wrong with your purchase, we will offer you a free replacement or a full refund. Security guarantee made of heavy-duty steel, our trailer hitch is durably and strong. 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. Its reinforced zinc alloy tubular lock core and stronger tubular keys improve the security. 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.
More information #ad
To open it, just turn the key a little bit and the pin will pop out by itself. Package include one lock pin 1/4" diameter&3-1/2 span + one lock head 361°rotating design& water proof rubber cap + two tubular keys one for standby. Money back guarantee your satisfaction is what we strive for. And if you have any question about the product, click on 'Ask a question' button on the right hand side on this page and send us an email, please feel free to contact us, we will make a quick and reliable response.
Brand | METOWARE #ad |
Manufacturer | METOWARE #ad |
Part Number | 40891 |
Model | 40891 |
More information #ad
3. CURT
#ad
CURT 25080 Trailer Coupler Pin, 1/4-Inch Diameter x 2-3/4-Inch Long
#adCURT #ad - It can also be used for a trailer jack wheel, pintle hook and more. Protected by a durable zinc-plated finish, this coupler safety pin maintains excellent resistance to rust and corrosion for longevity and hassle-free use every time.With the safety pin inserted in the coupler latch, the square retainer easily clips on to the end of the pin. The 1/4-inch trailer coupler pin is made out of solid steel for reliable strength, safety on the road and confidence with every mile of your adventure.
More information #ad
High-strength. This coupler safety pin provides a reliable solution for keeping your trailer coupler latch engaged with the trailer ball. The square retainer clip of this trailer coupler pin is made with spring steel, making the clip semi-flexible for easy operation. Secure. The 1/4-inch diameter and 2-3/4-inch length of this coupler safety pin make it highly versatile to fit a wide variety of trailer couplers. Easy to use. Corrosion-resistant. Versatile. The solid pin offers ample strength while the retainer clip ensures the pin will not vibrate or rattle free.
Brand | CURT #ad |
Manufacturer | Curt Manufacturing #ad |
Height | 1 Inches |
Length | 4 Inches |
Weight | 0.09 Pounds |
Width | 4 Inches |
Part Number | 25080 |
Model | 25080 |
Warranty | Limited Lifetime |
More information #ad
4. CURT
#ad
Up to 3-Inch Span, 1/4-Inch Pin Diameter, CURT 23503 Right-Angle Trailer Coupler Lock
#adCURT #ad - Watertight. For your convenience, two keys are included with this trailer tongue lock. With a 1/4-inch diameter, segmented pin, this trailer coupler lock fits latch-type couplers spanning from 1 inch up to 3 inches.Two keys included. Versatile. This right-angle trailer lock has a built-in swivel feature and simple 1/4-turn lock activation to allow the head to twist toward you for easy, ergonomic access when locking or unlocking your trailer.
More information #ad
Dependable security. To help protect your trailer from theft, this trailer tongue lock is made with high-strength steel construction. You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access. The internal components of this trailer pin lock can easily be protected from the elements with the included watertight dust cap, while the coupler lock head is shielded against corrosion with a durable anodized aluminum finish. Ergonomic operation.
Brand | CURT #ad |
Manufacturer | Curt Manufacturing #ad |
Height | 2 Inches |
Length | 7 Inches |
Weight | 0.5 Pounds |
Width | 2 Inches |
Part Number | 23503 |
Model | 23503 |
Warranty | Limited Lifetime Warranty (One-Year Finish, One-Year Parts) |
More information #ad
5. CURT
#ad
CURT 23520 Chrome Trailer Tongue Coupler Lock, 1/4-Inch Pin Diameter, Up to 7/8-Inch Span
#adCURT #ad - You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access. Versatile. Watertight. With a 1/4-inch diameter pin, this trailer coupler lock fits latch-type couplers with a maximum span of up to 7/8 inches.To help protect your trailer from theft, this trailer tongue lock is made with high-strength steel construction.
More information #ad
For your convenience, two keys are included with this trailer tongue lock. Easy to operate. The internal components of this trailer pin lock can easily be protected from the elements with the included watertight dust cap, while the entire coupler lock is shielded against corrosion with a durable chrome plating. This barbell-style trailer tongue lock promotes an impenetrable appearance to deter theft, and uses a simple 1/4-turn lock activation for convenient locking and unlocking as needed. Two keys included. Dependable security.
Brand | CURT #ad |
Manufacturer | Curt Manufacturing #ad |
Height | 5.5 Inches |
Length | 8.88 Inches |
Weight | 0.45 Pounds |
Width | 6 Inches |
Part Number | 23520 |
Model | 23520 |
Warranty | Limited Lifetime Warranty (One-Year Finish, One-Year Parts) |
More information #ad
6. Cenipar
#ad
Trailer Hitch Coupler Locking Pin 1/4 Inch Diameter 2-1/2 Inch Long for Truck Car and Boat Fits Class III IV Hitches Cenipar Towing Locks
#adCenipar #ad - Effective theft prevention : hitch receiver pin lock is made with high-strength steel construction have Reliable safety for Towing Boat Truck RV Car Trailer Fits Class III IV Hitches, at the same time locking pin Able to avoid theft of your truck and the things hanging on the truck. Improve security of your cargo and provide you a safer journey.30 days warranty :30 days warranty⭐risk-free shopping⭐ if you have any question, please don't hesitate to contact us. We will try our best to satisfy every customer. Please verify dimension and length of the pin you want before purchasing our coupler hitch lock pin.
More information #ad
Waterproof & corrosion function:the black trailer coupler lock is made of high-strength carbon steel coated with black electrophoretic paint. The trailer hitch lock is durable and rust free. To prevent corrosion in all weathers. The electrophoresis technology has better to prevent corrosion and anti-aging performance, the color retention time is relatively longer. Tail hitch lock has a black durable powder paint coating, Avoid all kinds of phenomena caused by rust. Package include:lock pin*1 1/4 inch diameter 2-1/2 inch long + lock head*1 361°rotating design& water proof rubber cap + tubular keys*2 one for standby Please check your size before buying. Easy to operate:this trailer hitch lock is easy operationIt, can be opened just like opening the door by turning the key. Our push-to-lock design, You can easily lock it without key.
Brand | Cenipar #ad |
Manufacturer | Cenipar #ad |
Height | 1.57 Inches |
Length | 1.57 Inches |
Width | 7.09 Inches |
Part Number | 0.25in long hitch pin-1 |
Model | 0.25in long hitch pin-1 |
More information #ad
7. CZC AUTO
#ad
3 Inch Effectice Length Fits 1 Inch to 3 Inch Latch-Type Coupler for Towing Boat Truck RV Car Trailer, Dia 1/4 Inch, CZC AUTO Trailer Tongue Coupler Lock Adjustable Trailer Coupler Pin Lock
#adCZC AUTO #ad - 360 degree rotating lock head and key slot are well protected by rubber cap. 1/4 inch diameter chromed tongue lock pin with 3 inch effective length. Get an adjustable trailer couper lock with 4 active length, you don't need to buy different locks for your different 1 inch to 3 inch couplers and spend much time to distinguish all the keys.Cost-save, time-save and storage space-save. Step 1: push and chose active length you need. Made of high-strength steel which is chromed, the 1/4 inch trailer coupler locks are good at detering theft and preventing corrosion.
More information #ad
Application of the adjustable 1/4 inch trailer Pin Lock: 1 Inch to 3 Inch latch-type couplers for towing boat truck RV car. Any issue in using our trailer hitch coupler lock, simply contact us, your problem will be solved within 24 HOURS. If it can be pulled out, please change direction of head. We offer 30-day money-back for any reason, 12-month warranty for quality-related issues. Czc auto adjustable trailer hitch coupler locking pin's design. Easy to operate coupler latch lock. Security & longer lifespan of adjustable coupler locking pin. Please note that the direction of head is fixed.
Brand | CZC AUTO #ad |
Manufacturer | CZC AUTO #ad |
Part Number | 11401 |
More information #ad
8. CZC AUTO
#ad
Dia 1/4 Inch, 2-1/2 Inch Span Fits Latch-Type Coupler for Towing Boat Truck RV Car Trailer, CZC AUTO Trailer Tongue Coupler Lock
#adCZC AUTO #ad - Fits latch-type couplers for towing boat truck RV car. Application of the 1/4 trailer pin lock. The watertight rubber cap keeps rain, snow, ice and dirt out. Czc auto - reliable brand in towing sercurity industry. 1/4 inch diameter black tongue lock pin with 2-1/2 inch effective length.Easy operate design: czc auto hitch lock can be easily locked and unlocked with key. Zinc alloy tubular lock core and more solid round key also help to improve security of the black coupler lock.
More information #ad
Please verify the size before purchasing our trailer hitch coupler pin lock 1/4 inch. Security of our coupler locking pin. Made of high-strength steel and coated with black electrophoretic paint, the 1/4 inch trailer coupler lock is good at detering theft and preventing corrosion. Any issue in using our trailer hitch coupler lock, your problem will be solved within 24 HOURS. 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. Kinds of weather can be handled. We offer 30-day money-back for any reason, simply contact us, 12-month warranty for quality-related issues. Czc auto trailer hitch coupler locking pin's design.
Brand | CZC AUTO #ad |
Manufacturer | CZC AUTO #ad |
Part Number | 11406 |
More information #ad
9. CURT
#ad
CURT 23523 Chrome Trailer Tongue Coupler Lock, Up to 3-3/8-Inch Span, 1/4-Inch Pin Diameter
#adCURT #ad - Easy to operate. Two keys included. You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access. The internal components of this trailer pin lock can easily be protected from the elements with the included watertight dust cap, while the entire coupler lock is shielded against corrosion with a durable chrome plating.More information #ad
Dependable security. For your convenience, two keys are included with this trailer tongue lock. Watertight. With a 1/4-inch diameter pin, this trailer coupler lock fits latch-type couplers with a maximum span of up to 3-3/8 inches. To help protect your trailer from theft, this trailer tongue lock is made with high-strength steel construction. This barbell-style trailer tongue lock promotes an impenetrable appearance to deter theft, and uses a simple 1/4-turn lock activation for convenient locking and unlocking as needed. Versatile.
Brand | CURT #ad |
Manufacturer | CURT #ad |
Height | 2 Inches |
Length | 7 Inches |
Weight | 0.5 Pounds |
Width | 2 Inches |
Part Number | 23523 |
Model | 23523 |
Warranty | Limited Lifetime Warranty (One-Year Finish, One-Year Parts) |
More information #ad
10. RXL RuggedXL
#ad
Up to 3/4-Inch Span, 1/4-Inch Pin Diameter, RuggedXL Black Trailer Hitch Coupler Lock
#adRXL RuggedXL #ad - You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access. Dependable security. This trailer pin lock is protected from the elements with its black painted finish, while the coupler pin is shielded against corrosion with a durable zinc plating.For your convenience, two keys are included with this trailer tongue lock. Versatile. Weather-resistant. To help protect your trailer from theft, this trailer lock is made from high-strength steel and has a padlock-style design.
More information #ad
With a 1/4-inch diameter pin, this trailer coupler lock fits latch-type couplers with a maximum span of up to 3/4 inches. Two keys included. This padlock-style trailer tongue lock has a heavy-duty look to deter theft, and uses a simple turn lock activation for convenient locking and unlocking as needed. Easy to operate.Brand | RXL RuggedXL #ad |
Manufacturer | RXL RuggedXL #ad |
Height | 1 Inches |
Length | 2 Inches |
Weight | 0.5 Pounds |
Width | 2 Inches |
Part Number | CL690 |
Warranty | Limited Lifetime Warranty (One-Year Finish, One-Year Parts) |
More information #ad