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Universal fit: ratchet design is adjustable with 11 locking positions and fits 1-⅞”, 2”, and 2-5/16” couplers.







Czc auto trailer hitch coupler locking pin design:1/4 inch diameter tongue lock pin with effective length 3/4 Inch. If you have any question after receiving or using our trailer tongue lock, please contact us, your problem will be solved within 24 HOURS.
Please verify dimension and length of the pin you want before purchasing our coupler hitch lock pin. The hitch lock is coated with black electrophoretic paint to prevent corrosion. Security of our coupler locking pin: this trailer lock is made of high-strength steel to deter theft.

360 degree rotating lock head and key slot are well protected by rubber cap. Step 1: push and chose active length you need. If it can be pulled out, please change direction of head. Easy to operate coupler latch lock.
Our 1/4 inch trailer tongue lock adopt push-to-lock design without using key. Step 3: 1/4 turn the flat key to open the coupler pin lock. Cost-save, time-save and storage space-save. Please verify the size you need before purchasing our adjustable trailer hitch coupler pin lock 1/4 inch. Please note that the direction of head is fixed. Security & longer lifespan of adjustable coupler locking pin.
1. Reese
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Reese Towpower 7042100 Adjustable Coupler Latch Lock
#adReese #ad - Nickel plated steel shank and brushed aluminum body. Adjusts from 5/8 inch to 3 inches. 3/16 inch diameter pin fits most couplers. 6 locking positions. Flat key design.More information #ad
Brand | Reese #ad |
Manufacturer | Reese Towpower #ad |
Height | 2 Inches |
Length | 6 Inches |
Weight | 0.2 Pounds |
Width | 2 Inches |
Part Number | 7042100 |
Model | 7042100 |
Warranty | 1 Year |
More information #ad
2. Reese
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Adjustable Storage Security, REESE Towpower 72783 Coupler Lock, Heavy-Duty Steel
#adReese #ad - Guards against truck or trailer towaway theft in storage. Dimensions: 9” x 9” x 3”. Deters theft: bright, deterrent yellow color is durable, highly visible, and an essential accessory to all types of trailers.Universal fit: ratchet design is adjustable with 11 locking positions and fits 1-⅞”, 2”, and 2-5/16” couplers.
More information #ad
Built to last: the reese towpower universal coupler lock is a premium lock constructed with an aluminum body and heavy-duty steel lock bar. Secure protection: easy-to-install lock resists picking, prying and drill outs. Distance between lock shackle holes center to center is 4-1/2 inch.Brand | Reese #ad |
Manufacturer | Reese Towpower #ad |
Height | 9 Inches |
Length | 9 Inches |
Weight | 1 Pounds |
Width | 3 Inches |
Part Number | 72783 |
Model | 72783 |
Warranty | 1 Year |
More information #ad
3. Reese
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Reese Towpower 7057330 EZ Access II Stainless Steel Adjustable Coupler Lock
#adReese #ad - 3/16 inch diameter pin fits most couplers. 360 degree swivel head for convenient front access. Maximum security square key design eliminates picking. Adjusts from 5/8 inch to 3 inches. Integrated key slot cover helps protect lock from dirt.More information #ad
Brand | Reese #ad |
Manufacturer | Reese Towpower #ad |
Height | 2 Inches |
Length | 7.2 Inches |
Weight | 0 Pounds |
Width | 2.9 Inches |
Part Number | 7057330 |
Model | 7057330 |
Warranty | 1 Year |
More information #ad
4. ReeseTowpower
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Reese Towpower 72783 Universal Coupler Lock, Adjustable Storage Security, Heavy-Duty Steel 4
#adReeseTowpower #ad - The reese towpower universal coupler lock is a premium lock constructed with an aluminum body and heavy-duty steel lock bar. Bright, deterrent yellow color is durable, highly visible, and an essential accessory to all types of trailers.More information #ad
Guards against truck or trailer towaway theft in storage. Easy-to-install lock resists picking, prying and drill outs. Ratchet design is adjustable with 11 locking positions and fits 1-⅞”, 2”, and 2-5/16” couplers. Set of 4.Brand | ReeseTowpower #ad |
Manufacturer | ReeseTowpower #ad |
Weight | 1.56 Pounds |
Part Number | 72783 |
More information #ad
5. Reese
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3/16 inch diameter pin fits most couplers, Reese Towpower 7031500 Easy Access Adjustable Coupler Lock Black & Silver
#adReese #ad - Integrated key slot cover helps protect lock from dirt. 360 degree rotating head for easy lock access. 3/16 inch diameter pin fits most couplers. Six locking positions from 1-inch to 2-7/8 inch.More information #ad
Brand | Reese #ad |
Manufacturer | Reese Towpower #ad |
Height | 7.7 Inches |
Length | 2.8 Inches |
Weight | 0.45 Pounds |
Width | 1.8 Inches |
Part Number | 7031500 |
Model | 7031500 |
Warranty | 1 Year |
More information #ad
6. Reese
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Black, Reese Towpower 7088300 Heavy Duty Coupler Lock
#adReese #ad - Ratchet design with eleven locking positions. Two theft proof square keys are included. Fits 1-7/8, 2 and 2-5/16 inch trailers. Bright theft deterrent silver. Secures trailer when not being towed. Universal, fits all couplers.More information #ad
Brand | Reese #ad |
Manufacturer | Reese Towpower #ad |
Height | 0 Inches |
Length | 0 Inches |
Width | 0 Inches |
Part Number | 7088300 |
Model | 7088300 |
Warranty | 1 Year |
More information #ad
7. Reese
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Reese Towpower 7005300 Brass Coupler Lock
#adReese #ad - Corrosion resistant. Corrosion resistant. Made from brass. Designed to provide safety to the trailer from theft.More information #ad
Brand | Reese #ad |
Manufacturer | Reese Towpower #ad |
Height | 6 Inches |
Length | 2 Inches |
Weight | 0.35 Pounds |
Width | 2 Inches |
Part Number | 7005300 |
Model | 7005300 |
Warranty | 1 Year |
More information #ad
8. Reese
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Reese Towpower 7014700 Tow 'N Store Lock Kit, Yellow
#adReese #ad - Includes swiveling clip. Lockable offering extra safety. Includes swiveling clip. Easy to install. Designed to provide excellent towing.More information #ad
Brand | Reese #ad |
Manufacturer | Reese Towpower #ad |
Height | 6 Inches |
Length | 6 Inches |
Weight | 2.8 Pounds |
Width | 3.7 Inches |
Part Number | 7014700 |
Model | 7014700 |
Warranty | 1 Year |
More information #ad
9. CZC AUTO
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Dia 1/4 Inch, 3/4 Inch Span for Tow Boat RV Truck Car's Coupler 1 Pack, Black, CZC AUTO Black Trailer Hitch Coupler Lock
#adCZC AUTO #ad - How to operate our trailer tongue Coupler Lock: Spinning the flat key 5-7 times to open or close the hitch lock. 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.Czc auto trailer hitch coupler locking pin design:1/4 inch diameter tongue lock pin with effective length 3/4 Inch. If you have any question after receiving or using our trailer tongue lock, please contact us, your problem will be solved within 24 HOURS.
More information #ad
Small size for easy carrying. Czc auto - a reliable brand in hitch sercurity industry: we offer 30-day money-back guarantee for any reason, 12-month warranty for quality-related issues. Please verify dimension and length of the pin you want before purchasing our coupler hitch lock pin. The hitch lock is coated with black electrophoretic paint to prevent corrosion. Security of our coupler locking pin: this trailer lock is made of high-strength steel to deter theft.
Brand | CZC AUTO #ad |
Manufacturer | CZC AUTO #ad |
Part Number | 11410 |
More information #ad
10. CZC AUTO
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Dia 1/4 Inch, CZC AUTO Trailer Tongue Coupler Lock Adjustable Trailer Coupler Pin Lock, 3 Inch Effectice Length Fits 1 Inch to 3 Inch Latch-Type Coupler for Towing Boat Truck RV Car Trailer
#adCZC AUTO #ad - Made of high-strength steel which is chromed, the 1/4 inch trailer coupler locks are good at detering theft and preventing corrosion. Application of the adjustable 1/4 inch trailer Pin Lock: 1 Inch to 3 Inch latch-type couplers for towing boat truck RV car.360 degree rotating lock head and key slot are well protected by rubber cap. Step 1: push and chose active length you need. If it can be pulled out, please change direction of head. Easy to operate coupler latch lock.
More information #ad
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. Step 2: pull the lock head to ensure it is working after hearing "click". Our 1/4 inch trailer tongue lock adopt push-to-lock design without using key. Step 3: 1/4 turn the flat key to open the coupler pin lock. Cost-save, time-save and storage space-save. Please verify the size you need before purchasing our adjustable trailer hitch coupler pin lock 1/4 inch. Please note that the direction of head is fixed. Security & longer lifespan of adjustable coupler locking pin.
Brand | CZC AUTO #ad |
Manufacturer | CZC AUTO #ad |
Part Number | 11401 |
More information #ad