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The internal components of this hitch lock can easily be protected from the elements with the included watertight dust cap, while the entire hitch lock is shielded against corrosion with a durable powder coat finish.
You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access. To protect your trailer and trailer hitch ball mount from theft, this locking hitch pin is made with high-strength steel construction.

Locking hitch pin fits 1/2 in. Receiver lock provides added security and theft deterrence while towing.

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.
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. If something goes wrong with your purchase, please feel free to contact us, we will offer you a free replacement or a full refund. Package include one lock pin 1/4" diameter + one lock head 360°rotating design& water proof rubber cap + two tubular keys one for standby.

Fits most common hitch setups fits all class i/ii 1-1/4" x 1-1/4" & class iii/iv/v 2" x 2" and 2-1/2" x 2-1/2" receivers 1/2" & 5/8" pin.

Updated tubular key hole, easy to handle. Fit for 2" 2-1/2" tow receivers: czc auto dogbone style trailer hitch receiver lock uses 5/8" pin with 3-1/2" effective length perfect for Class III/IV 2", 2-1/2" hitch receiver tubes.
Premium material: the trailer receiver lock uses black electrophoretic painted carbon steel, solid and hard to bend. Czc auto hitch pin lock is compatible with hitch rack, cargo hitch tray, hitch ball and tow rope, bike rack, perfect for 2" and 2-1/2" receivers on trailer truck RV car boat. Easy operate design: czc auto hitch lock adopts push-to-lock design without key, after hearing "click", you just need to pull the lock head to ensure it is working.

Security of our hitch receiver lock: this towing hitch lock is made of black electrophoretic painted solid steel. Specially for big towing vehicle, truck, 2-1/2 3 3-1/2 hitch receiver or Class III IV hitches.
And watertight dust cap can protect the keyhole from water and dirt. If you have any question after receiving or using our tow hitch lock, your problem will be solved within 24 HOURS. Please verify dimensions and length of the pin you want before purchasing our receiver hitch lock pin. Our upgraded zinc alloy tubular lock core adopts more advanced anti-theft technology to improve safety.

Universal compatibility - the trailer hitch receiver lock pin is designed with 5/8" diameter and 4” long to make it works well with class III IV V hitches, truck, big towing vehicle, 2-1/2” 3” 3-1/2” hitch receiver. Please confirm your required size or email us for more suggestion before having the order.
Superior quality & fine workmanship - made of high quality black electrophoretic painted solid steel to offer a super heavy-duty feature for over 30, advanced industrial process, reliable, durable, 000 lbs loading 2X than other lock pins, and long lasting.

Please verify dimension and length of the pin you want before purchasing our coupler hitch lock pin.
Keeping the coupler lock in your pocket or vehicle anywhere that is fine. Small size for easy carrying. Security of our coupler locking pin: this trailer lock is made of high-strength steel to deter theft. Czc auto - a reliable brand in hitch sercurity industry: we offer 30-day money-back guarantee for any reason, please contact us, 12-month warranty for quality-related issues.

Cap for the keyhole our trailer hitch receiver lock features one watertight cap that keeps the keyhole away from water and dirt and helps reduce the effects certain weather conditions can have on the integrity of the lock. Quality is king it does an incredible job at reducing the risk of rust and corrosion by being made from weather resistant material.
This is because this lock has a push to lock mechanism that makes this product extremely easy to use. Easy installation our trailer pin lock can be installed easily. As it contains only two main parts, as long as you couple these two parts with the hitch and give them a push, they will be automatically locked. If live in a place where you expect rain a lot this will really benefit your particular needs, and it would be beneficial to anyone regardless of the climate where you live.

Our 1/4 inch trailer tongue lock push-to-lock design without key, after hearing "click", you just need to pull the lock head to ensure it is working. Security of our coupler locking pin. Please verify the size before purchasing our trailer hitch coupler pin lock 1/4 inch.
Czc auto trailer hitch coupler locking pin's design. Application of the 1/4 trailer pin lock. Kinds of weather can be handled. The watertight rubber cap keeps rain, snow, ice and dirt out. Any issue in using our trailer hitch coupler lock, simply contact us, your problem will be solved within 24 HOURS. Zinc alloy tubular lock core and more solid round key also help to improve security of the black coupler lock. Fits latch-type couplers for towing boat truck RV car.
1. CURT
#ad
5/8-Inch Pin Diameter, CURT 23518 Black Trailer Hitch Lock, Fits 2-Inch Receiver
#adCURT #ad - Watertight. With a 5/8-inch diameter pin and 2. 85 inches of usable pin length, this receiver hitch lock fits virtually any 2-inch x 2-inch hitch receiver with a 5/8-inch hole not compatible with double-walled receiver tubes.The internal components of this hitch lock can easily be protected from the elements with the included watertight dust cap, while the entire hitch lock is shielded against corrosion with a durable powder coat finish.
More information #ad
Dependable security. For your convenience, two keys are included with this trailer hitch lock. Easy to operate. Two keys included. Versatile. The barbell-style locking hitch pin promotes an impenetrable appearance to deter theft, and uses a simple 1/4-turn lock activation for convenient locking and unlocking as needed. You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access. To protect your trailer and trailer hitch ball mount from theft, this locking hitch pin is made with high-strength steel construction.
Brand | CURT #ad |
Manufacturer | CURT #ad |
Height | 1.25 Inches |
Length | 8.87 Inches |
Weight | 0.68 Pounds |
Width | 1.87 Inches |
Part Number | 23518 |
Model | 23518 |
Warranty | Limited 1-year Warranty |
More information #ad
2. Master Lock
#ad
Black, Master Lock 2866DAT 1/2 in. and 5/8 in. Swivel Head Receiver Lock for Class I-IV, 1 Pack
#adMaster Lock #ad - 1/2 in. 13 mm and 5/8 in. 16 mm receivers; usable length of each chrome hitch pin lock is 2-3/4 in. Locking head rotates 360 degrees allowing keyway to conveniently face forward; receiver lock features push-to-lock locking mechanism to ensure a secure lock every time; Push head firmly onto the pin and remove key.Locking hitch pin fits 1/2 in. Receiver lock provides added security and theft deterrence while towing.
More information #ad
Included components: Two Pins Two Keys One Locking Swivel Head. Trailer hitch locking pin is rated up to 10, 500 lbs Class I and II, 000 lbs Class III and IV. 70 mm. Snap-on cover provides weather resistance and prevents dirt and moisture from entering keyway, four-pin cylinder for added security to prevent lock picking. Trailer hitch locking pin is rated up to 3, 5/8 in.Brand | Master Lock #ad |
Manufacturer | Master Lock #ad |
Height | 1.58 Inches |
Length | 8.56 Inches |
Weight | 1.1 Pounds |
Width | 3.75 Inches |
Part Number | 2688DAT |
Model | 2866DAT |
Warranty | Limited Lifetime Warranty |
More information #ad
3. METOWARE
#ad
1/4” Diameter, 2 Keys, 2-1/2” Span, Trailer Coupler Lock for Towing Trailer RV Car Boat Truck 1 Pack, METOWARE Black Trailer Hitch Lock for Latch-Type Coupler
#adMETOWARE #ad - To open it, just turn the key a little bit and the pin will pop out by itself. 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, we will make a quick and reliable response.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
Money back guarantee your satisfaction is what we strive for. 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. 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. If something goes wrong with your purchase, please feel free to contact us, we will offer you a free replacement or a full refund. Package include one lock pin 1/4" diameter + one lock head 360°rotating design& water proof rubber cap + two tubular keys one for standby.
Brand | METOWARE #ad |
Manufacturer | METOWARE #ad |
Part Number | 47269 |
More information #ad
4. Connor
#ad
1/2" and 5/8" Black Nickel Hitch Pins for Class I, Connor Trailer Hitch Lock, V Hitches, 1615320 Receiver Lock
#adConnor #ad - Dependable strength engineered to increase durability and strength- Includes 2 keys and an all-weather rubber key slot cap. Ease of mind tow up to 3, 000 gtw for long pin without any worries! small pin: 2-7/8" usable length, 500 GTW for small pin or 20, Long Pin: 3-1/2" usable length.Fits most common hitch setups fits all class i/ii 1-1/4" x 1-1/4" & class iii/iv/v 2" x 2" and 2-1/2" x 2-1/2" receivers 1/2" & 5/8" pin.
More information #ad
Save time, avoid fumbling with keys, be safe remove the key right after unlocking to avoid all the key fumbling and hassle! push-to-lock technology ensures a secure fit everytime - PLEASE PUSH ALL THE WAY IN TO HEAR CLICK AND ENSURE IT'S FULLY LOCKED. Constructed from heavy duty solid steel for superior strength durable black nickel finish - For replacement keys please visit our website or contact us on Amazon.Brand | Connor #ad |
Manufacturer | Connor #ad |
Weight | 0.73 Pounds |
Part Number | 1615320 |
Model | 1615320 |
Warranty | Limited Lifetime Warranty |
More information #ad
5. CZC AUTO
#ad
CZC AUTO Hitch Receiver Pin Lock, for Hitch Bike Rack Tray Ball Tow Rope for Trailer Truck Car Boat 1 Pack, 5/8 inch pin, Trailer Receiver Lock with 5/8" Pin for Class III IV 2" and 2-1/2" Receiver
#adCZC AUTO #ad - When turn key to open the lock, pin will be pops-up automatically and comfortably. 360 degree rotating head, dust and rust. Client support: 30-day money-back guarantee for any reason, 12-month warranty for quality-related issues. We are always here to support you.Updated tubular key hole, easy to handle. Fit for 2" 2-1/2" tow receivers: czc auto dogbone style trailer hitch receiver lock uses 5/8" pin with 3-1/2" effective length perfect for Class III/IV 2", 2-1/2" hitch receiver tubes.
More information #ad
Fitment type: use a tow receiver lock to ensure the towing safety. Please feel free to contact us at first if there is any problem when you receive or use our products. All-weather rubber key slot cap keeps the keyhole away from moisture, zinc alloy lock core. Premium material: the trailer receiver lock uses black electrophoretic painted carbon steel, solid and hard to bend. Czc auto hitch pin lock is compatible with hitch rack, cargo hitch tray, hitch ball and tow rope, bike rack, perfect for 2" and 2-1/2" receivers on trailer truck RV car boat. Easy operate design: czc auto hitch lock adopts push-to-lock design without key, after hearing "click", you just need to pull the lock head to ensure it is working.
Brand | CZC AUTO #ad |
Manufacturer | CZC AUTO #ad |
Part Number | 11208S |
Model | 13 |
More information #ad
6. CZC AUTO
#ad
5/8 Inch Dia, CZC AUTO Heavy Duty Trailer Hitch Receiver Lock Pin, 4 Inch Super Extra Long Black Pin for Class III IV Hitches, for Hitch Bike Rack Tray Ball Tow Rope for Trailer Truck Car Boat
#adCZC AUTO #ad - How to operate our hitch lock pin: new lock-way, you just need to pull the lock head to ensure it is working. Czc auto trailer hitch lock design: 5/8 inch diameter trailer hitch lock pin with super extra long effective Length 4 Inch. Locking hitch pin's application for : class iii IV Hitches, Hitch Bike Rack Tray Ball Tow Rope for Trailer Truck Car Boat.Security of our hitch receiver lock: this towing hitch lock is made of black electrophoretic painted solid steel. Specially for big towing vehicle, truck, 2-1/2 3 3-1/2 hitch receiver or Class III IV hitches.
More information #ad
Czc auto - a reliable brand in hitch security industry: we offer 30-day money-back guarantee for any reason, please contact us, 12-month warranty for quality-related issues. When turn key to open the lock, hitch lock adopts push-to-lock design without key, after hearing "click", pin will be pops-up automatically and comfortably. And watertight dust cap can protect the keyhole from water and dirt. If you have any question after receiving or using our tow hitch lock, your problem will be solved within 24 HOURS. Please verify dimensions and length of the pin you want before purchasing our receiver hitch lock pin. Our upgraded zinc alloy tubular lock core adopts more advanced anti-theft technology to improve safety.
Brand | CZC AUTO #ad |
Manufacturer | CZC AUTO #ad |
Part Number | 11212 |
More information #ad
7. METOWARE
#ad
5/8" Dia, Boat 1 Pack, Truck, Car, Black Pin Hitch Receiver Lock for Class III IV Hitches, METOWARE Trailer Hitch Receiver Lock Pin, 4” Long Heavy-Duty Lock, Trailer
#adMETOWARE #ad - 30 days money back and 1 yeAR warranty, feel free to contact us for any issue. Buy with confidence - we’re so confident with our trailer hitch receiver Lock that we have no problems giving you full refund or free replacement if there is any issue with our products.Universal compatibility - the trailer hitch receiver lock pin is designed with 5/8" diameter and 4” long to make it works well with class III IV V hitches, truck, big towing vehicle, 2-1/2” 3” 3-1/2” hitch receiver. Please confirm your required size or email us for more suggestion before having the order.
More information #ad
Heavy duty trailer hitch lock pin - New version upgraded trailer hitch receiver lock pin with all metal construction, 2 tubular keys included to ensure an easy lock and unlock. Safe & easy to use - the hitch receiver lock pin with premium zinc alloy tubular lock core in newest anti-theft technology to offer the first grade safety for you, and the dust cap aims to keep the keyhole away from water and dirt, great design for easier using. Superior quality & fine workmanship - made of high quality black electrophoretic painted solid steel to offer a super heavy-duty feature for over 30, advanced industrial process, reliable, durable, 000 lbs loading 2X than other lock pins, and long lasting.
Brand | METOWARE #ad |
Manufacturer | METOWARE #ad |
Part Number | 47267 |
More information #ad
8. CZC AUTO
#ad
3/4 Inch Span for Tow Boat RV Truck Car's Coupler 1 Pack, Black, Dia 1/4 Inch, CZC AUTO Black Trailer Hitch Coupler Lock
#adCZC AUTO #ad - Czc auto trailer hitch coupler locking pin design:1/4 inch diameter tongue lock pin with effective length 3/4 Inch. The hitch lock is coated with black electrophoretic paint to prevent corrosion. How to operate our trailer tongue Coupler Lock: Spinning the flat key 5-7 times to open or close the hitch lock.Please verify dimension and length of the pin you want before purchasing our coupler hitch lock pin.
More information #ad
Coupler locking hitch pin's Application: Tow Trailer Boat RV Truck Car. If you have any question after receiving or using our trailer tongue lock, your problem will be solved within 24 HOURS. Keeping the coupler lock in your pocket or vehicle anywhere that is fine. Small size for easy carrying. Security of our coupler locking pin: this trailer lock is made of high-strength steel to deter theft. Czc auto - a reliable brand in hitch sercurity industry: we offer 30-day money-back guarantee for any reason, please contact us, 12-month warranty for quality-related issues.
Brand | CZC AUTO #ad |
Manufacturer | CZC AUTO #ad |
Part Number | 11410 |
More information #ad
9. METOWARE
#ad
IV, V Hitches, Elbow Style Hitch Pin Lock, Fits Class I, Anti-Theft Trailer Hitch Pin Lock, METOWARE Trailer Hitch Receiver Lock, 1/2” and 5/8” Diameter Dual Bent Pin, III, II
#adMETOWARE #ad - It offers everything a customer could be looking for in a trailer hitch lock and will do everything in its power to ensure your trailer does not get stolen. The pin lock made of heavy-duty steel is durably made and does so without being outrageously heavy. Fit for various receivers the 1/2” hitch pin fits most receivers of class i ii.Cap for the keyhole our trailer hitch receiver lock features one watertight cap that keeps the keyhole away from water and dirt and helps reduce the effects certain weather conditions can have on the integrity of the lock. Quality is king it does an incredible job at reducing the risk of rust and corrosion by being made from weather resistant material.
More information #ad
And the 5/8” hitch pin fits 2” & 2. 5” receivers of class iii iv v, cargo carrier, boat trailer truck, bike rack tray, hitch ball mount, and RV. All for ultimate security we apply strict standards for manufacturing this beautiful trailer hitch lock by utilizing all steel construction that is literally bolt cutter proof. This is because this lock has a push to lock mechanism that makes this product extremely easy to use. Easy installation our trailer pin lock can be installed easily. As it contains only two main parts, as long as you couple these two parts with the hitch and give them a push, they will be automatically locked. If live in a place where you expect rain a lot this will really benefit your particular needs, and it would be beneficial to anyone regardless of the climate where you live.
Brand | METOWARE #ad |
Manufacturer | METOWARE #ad |
Part Number | 47271 |
More information #ad
10. CZC AUTO
#ad
2-1/2 Inch Span Fits Latch-Type Coupler for Towing Boat Truck RV Car Trailer, CZC AUTO Trailer Tongue Coupler Lock, Dia 1/4 Inch
#adCZC AUTO #ad - Czc auto - reliable brand in towing sercurity industry. Easy to operate coupler latch lock. 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.Our 1/4 inch trailer tongue lock push-to-lock design without key, after hearing "click", you just need to pull the lock head to ensure it is working. Security of our coupler locking pin. Please verify the size before purchasing our trailer hitch coupler pin lock 1/4 inch.
More information #ad
We offer 30-day money-back for any reason, 12-month warranty for quality-related issues. 1/4 turn the key to open the coupler pin lock, the pin will pops-up automatically and comfortably. Czc auto trailer hitch coupler locking pin's design. Application of the 1/4 trailer pin lock. Kinds of weather can be handled. The watertight rubber cap keeps rain, snow, ice and dirt out. Any issue in using our trailer hitch coupler lock, simply contact us, your problem will be solved within 24 HOURS. Zinc alloy tubular lock core and more solid round key also help to improve security of the black coupler lock. Fits latch-type couplers for towing boat truck RV car.
Brand | CZC AUTO #ad |
Manufacturer | CZC AUTO #ad |
Part Number | 11406 |
More information #ad