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Heavy-duty trailer lock: the bull trailer lock is one of gushill’s innovations in trailer security. Unlike other locks, these locking components fully encase your entire coupler to guard it and help prevent theft.
It fits bulldog couplers and other similar ball hitches and is available in 2-inch and 2 5/16-inch sizes to keep your belongings safe and protected. Durable lock: this trailer lock comes with a high-strength, lightweight 713-Tenzaloy aluminum sleeve and a 4130-steel tongue. The 7-pin tubular tumbler lock comes with 2 keys that you can key alike for all GusHill puck locks.





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. Higher security: our black trailer lock adopts trailer lock cylinder structure, Convenient and safe.
Universal&adjustable :cenipar black universal trailer hitch locks fits 1-7/8 in, 2 in, trailers, 2-5/16 in couplers The ratchet is adjustable and can be adjusted according to your needs. The exterior is coated with anti-corrosion coating, which are not afraid of any bad weather. It is an ideal camping accessory for travel camping enthusiasts, used for vehicles, and RVs.

This trailer coupler is designed to mount onto a 2-inch wide trailer tongue beam. Tongue weight. Gross trailer weight and 500 lbs. The trigger latch mechanism of this trailer tongue coupler accepts a safety pin or coupler lock both sold separately for added comfort against accidental de-coupling.

Security & anti-theft - 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. It is powerful enough for long-term hauling and full protection, available to put in your pocket, allowing you enjoy your towing journey with security insurance.
The electrophoretic paint on the surface of the coupler lock with the addition of its watertight rubber cap, and keep the keyhole away from water and dirt. With the push-to-lock design, you can easily push to lock it without using key. Package includes- this trailer coupler lock comes with 1x lock pin 1/4" diameter, 1x lock head 360°rotating design& water proof rubber cap, 2x copper keys one for standby. Note: please check the second image on the details page to see if it meets your needs.

It is an ideal camping accessory for travel camping enthusiasts, 2 in, 2*keys. The advanced trailer lock cylinder structure can effectively prevent prying and protect your trailer in all directions.
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. The package includes 1* trailer lock, 2-5/16 in couplers The ratchet is adjustable and can be adjusted according to your needs. A set of two keys, which can control the coupling to prevent others from pulling out the receiver/coupling, prevent your cargo safe.
1. GusHill
#ad
Fits 2 5/16-Inch Bulldog Couplers, Made in The USA 2 5/16 Inch, GusHill USA The Bull Trailer Lock
#adGusHill #ad - Use the bull to secure your enclosed trailer, utility trailer, or equipment trailer. Rely on our equipment to fit all your towing needs. Gushill usa: our trailer locks and towing accessories are made from industry-leading materials and technology to provide you with safe, robust products.Heavy-duty trailer lock: the bull trailer lock is one of gushill’s innovations in trailer security. Unlike other locks, these locking components fully encase your entire coupler to guard it and help prevent theft.
More information #ad
Versatile trailer-coupler lock: this custom-tailored lock fits a broad array of common trailer couplers for your convenience. Custom-tailored puck lock: this trailer lock features an aircraft-grade 6061-aluminum puck lock. It fits bulldog couplers and other similar ball hitches and is available in 2-inch and 2 5/16-inch sizes to keep your belongings safe and protected. Durable lock: this trailer lock comes with a high-strength, lightweight 713-Tenzaloy aluminum sleeve and a 4130-steel tongue. The 7-pin tubular tumbler lock comes with 2 keys that you can key alike for all GusHill puck locks.
Brand | GusHill #ad |
Manufacturer | Gus Hill USA #ad |
Part Number | GHBB01 |
Model | GHBB02 |
Warranty | Lifetime Limited Warranty |
More information #ad
2. GusHill
#ad
5/8-Inch Pin Diameter, Fits 2", GusHill USA Trailer Hitch Lock, 2 1/2" and 3" Receivers
#adGusHill #ad - Pin diameter: 5/8". Rubber spacers included. Drop hitch compatibility: Fits most adjustable drop hitch ball mounts. Effective length: 4".More information #ad
Corrosion resistant: Watertight dust cap and Durable EPD coating. Universal fit: fits 2", 2 1/2" and 3" receivers. Easy to operate: Simple and effective lock core with 2 keys included.Brand | GusHill #ad |
Manufacturer | Gus Hill USA #ad |
Part Number | GH-1A2D01-FF02DD01 |
Model | GH-1A2D01-FF02DD01 |
More information #ad
3. GusHill
#ad
GusHill USA Trailer Hitch Lock, 5/8-Inch Pin Diameter, Fits 2" and 2 1/2" Receivers
#adGusHill #ad - Pin diameter: 5/8". Effective length: 3 1/2". Easy to operate: Simple and effective lock core with 2 keys included. Drop hitch compatibility: Fits most adjustable drop hitch ball mounts.More information #ad
Rubber spacers included. Universal fit: fits 2" and 2 1/2" receivers. Corrosion resistant: Watertight dust cap and Durable EPD coating.Brand | GusHill #ad |
Manufacturer | Gus Hill USA #ad |
Part Number | GH-1A2C01-AA02DD01 |
Model | GH-1A2C01-AA02DD01 |
More information #ad
4. Rhino USA
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Reinforced Solid Steel for Ultimate Peace of Mind!, Rhino USA Trailer Hitch Coupler Lock Kit Includes 2" & 1/4" Couplers Heavy Duty Anti-Theft Tongue Locks for Boat, RV, Travel Trailers & More
#adRhino USA #ad - Guaranteed 5-star experience - If you aren't 100% Satisfied for any Reason well Refund your Money. Confidence & peace of mind - Knowing your Boats, Toy Hauler or Trailer is Protected From Theft. 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.More information #ad
Fits most 2 inch couplers - maximum coupler Lip Width 3-3/4" Maximum Coupler Lip Height is 3/8".Brand | Rhino USA #ad |
Manufacturer | Rhino USA #ad |
Height | 5 Inches |
Length | 5 Inches |
Width | 5 Inches |
Part Number | TRL-LOCK-KIT |
Model | TRL-LOCK-KIT |
More information #ad
5. GusHill
#ad
GusHill USA Coupler Latch Lock, Up to a 3/4" Span, 1/4-Inch Pin Diameter
#adGusHill #ad - Easy to use: simple and effective lock core with 2 keys included. Universal fit: 1/4" pin with 3/4" span, fits most trailer couplers. Corrosion resistant: Durable, weather resistant coating.More information #ad
Brand | GusHill #ad |
Manufacturer | Gus Hill USA #ad |
Part Number | GH-1A1A00-AA02DM01 |
Model | GH-1A1A00-AA02DM01 |
More information #ad
6. Cenipar
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And 2-5/16" Couplers, Heavy Duty Steel, Trailers, for Vehicles, and RVsBlack, Cenipar Trailer Hitch Lock Universal Size Fit 1-7/8", 2"
#adCenipar #ad - The package includes 1* trailer lock, 2*keys. The advanced trailer lock cylinder structure can effectively prevent prying and protect your trailer in all directions. Effective deterrent :the black hitch locks with keys 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. Higher security: our black trailer lock adopts trailer lock cylinder structure, Convenient and safe.
More information #ad
Made of heavy duty steel: the black trailer coupler lock is made of heavy-duty steel and superior quality aluminum, and the interior is protected by waterproof and dust-proof components, won't be broken by thieves are cutting-resistant. Trailer locks ball hitch will protects your trailers security effectively, which can control the coupling to prevent others from pulling out the receiver/coupling, to protect your trailer from being pulled apart by other vehicles. Universal&adjustable :cenipar black universal trailer hitch locks fits 1-7/8 in, 2 in, trailers, 2-5/16 in couplers The ratchet is adjustable and can be adjusted according to your needs. The exterior is coated with anti-corrosion coating, which are not afraid of any bad weather. It is an ideal camping accessory for travel camping enthusiasts, used for vehicles, and RVs.
Brand | Cenipar #ad |
Manufacturer | Cenipar #ad |
Part Number | Black Round ball lock |
More information #ad
7. GusHill
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2-in Hitch Ball, 3,500 lbs, GusHIll USA Straight Tongue Trailer Coupler for 2-Inch Channel, Zinc Plating
#adGusHill #ad - Weather resistant. Secure coupling. For superior resistnace to the elements, camper, this coupler is finished in a durable zinc plating and makes a great boat, or utility trailer coupler.This trailer coupler is designed to mount onto a 2-inch wide trailer tongue beam. Tongue weight. Gross trailer weight and 500 lbs. The trigger latch mechanism of this trailer tongue coupler accepts a safety pin or coupler lock both sold separately for added comfort against accidental de-coupling.
More information #ad
Formed from alloy steel, this trailer ball coupler is rated as a Class 2 trailer coupler and has a capacity of 3, 500 lbs. Precise fit. High-strength.Brand | GusHill #ad |
Manufacturer | GusHIll USA #ad |
Part Number | GH-3A0A01-EA03NA01 |
More information #ad
8. META Hardware
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Solid Coupler Lock with Keys for Towing Boat Truck RV Car Trailer 1Pack, META Hardware Trailer Coupler Lock 1/4" Dia, Trailer Tongue Lock with 3-1/2 Inch Span Fits Latch-Type Coupler
#adMETA Hardware #ad - Push-to-lock design- upgraded trailer coupler lock is designed for easy operation. Just turn the key a little bit and the pin will pop out by itself. Durability & rust protection- made of heavy-duty steel, keep rust at bay even the lock always get soaked on any journey over wet or snowy roads, this trailer tongue lock is durably and strong.Security & anti-theft - 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. It is powerful enough for long-term hauling and full protection, available to put in your pocket, allowing you enjoy your towing journey with security insurance.
More information #ad
Practical trailer coupler lock- mini trailer tongue lock is 1/4 inch diameter with 3-1/2 inch effective length - convenient for you to carry, bag or vehicle anywhere. Zinc alloy tubular lock core and more solid round key also help to improve security of the black coupler lock. The electrophoretic paint on the surface of the coupler lock with the addition of its watertight rubber cap, and keep the keyhole away from water and dirt. With the push-to-lock design, you can easily push to lock it without using key. Package includes- this trailer coupler lock comes with 1x lock pin 1/4" diameter, 1x lock head 360°rotating design& water proof rubber cap, 2x copper keys one for standby. Note: please check the second image on the details page to see if it meets your needs.
Brand | META Hardware #ad |
Manufacturer | META Hardware #ad |
Part Number | 41025 |
Model | 41025 |
Warranty | 30 days warranty |
More information #ad
9. Cenipar
#ad
Cenipar Trailer Hitch Lock Universal Size Fit 1-7/8", Heavy Duty Steel, and 2-5/16" Couplers, For vehicles, Trailers, and RVsRed, 2"
#adCenipar #ad - Higher security: our red trailer lock adopts trailer lock cylinder structure, Convenient and safe. 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. Trailer locks ball hitch will protects your trailers security effectively, to protect your trailer from being pulled apart by other vehicles.It is an ideal camping accessory for travel camping enthusiasts, 2 in, 2*keys. The advanced trailer lock cylinder structure can effectively prevent prying and protect your trailer in all directions.
More information #ad
After sale without worry: !!!365 days warranty!!! risk-free shopping! when you use red trailer locks ball hitch, and will try our best to satisfy every customer, please don't hesitate to contact us. Effective deterrent :the hitch locks with keys painted striking red 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. The package includes 1* trailer lock, 2-5/16 in couplers The ratchet is adjustable and can be adjusted according to your needs. A set of two keys, which can control the coupling to prevent others from pulling out the receiver/coupling, prevent your cargo safe.
Brand | Cenipar #ad |
Manufacturer | Cenipar #ad |
Part Number | Red Round ball lock |
More information #ad