Shop 2 locks for trailer coupler

Sponsored
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$30.00
Metal Trailer Lock - Keyed Alike, Blue - ULINE
Uline
$30.00
Metal Trailer Lock - Keyed Alike, Blue - ULINE
Uline
$30.00
Metal Trailer Lock - Keyed Alike, Yellow - ULINE
Uline
$30.00
Metal Trailer Lock - Keyed Alike, Yellow - ULINE
Uline
$55.99
$79.99
Heavy Duty Trailer Hitch Locks Fits 2" And 2-5/16" Couplers, Upgraded Anti Theft Trailer Tongue Lock Secure With Coupler And Safety Chain, Trailer
Amazon.com
Free shipping
30% off
$55.99
$79.99
Heavy Duty Trailer Hitch Locks Fits 2" And 2-5/16" Couplers, Upgraded Anti Theft Trailer Tongue Lock Secure With Coupler And Safety Chain, Trailer
Amazon.com
$75.64
$89.99
2026 Upgraded Trailer Lock Fits 2-5/16 Inch Coupler, Heavy Duty Trailer Hitch Locks, Anti-Theft Trailer Coupler Lock For RV/Trailer/Cargo/Boat/Camper/
Amazon.com
Free shipping
15% off
$75.64
$89.99
2026 Upgraded Trailer Lock Fits 2-5/16 Inch Coupler, Heavy Duty Trailer Hitch Locks, Anti-Theft Trailer Coupler Lock For RV/Trailer/Cargo/Boat/Camper/
Amazon.com
$92.90
VEVOR Trailer Lock Fits 2 & 2-5/16-Inch Straight Tongue Ball Couplers Heavy Duty Hitch Lock With 3 Keys Secures Security Chains Anti-Theft Rv Trailer
VEVOR
$92.90
VEVOR Trailer Lock Fits 2 & 2-5/16-Inch Straight Tongue Ball Couplers Heavy Duty Hitch Lock With 3 Keys Secures Security Chains Anti-Theft Rv Trailer
VEVOR
$84.90
VEVOR Trailer Coupler Lock Fits 2-5/16-Inch Cast/Bulldog Trailer Couplers Heavy Duty Trailer Hitch Lock With 3 Keys Corrision-Resistant Anti-Theft
VEVOR
$84.90
VEVOR Trailer Coupler Lock Fits 2-5/16-Inch Cast/Bulldog Trailer Couplers Heavy Duty Trailer Hitch Lock With 3 Keys Corrision-Resistant Anti-Theft
VEVOR
$69.98
$79.98
2025 Updated Trailer Hitch Lock -Anti Theft Coupler Lock Fits 1-7/8", 2" And 2-5/16" Couplers, Heavy Duty Trailer Tongue Lock With Weatherproof
Amazon.com
Free shipping
12% off
$69.98
$79.98
2025 Updated Trailer Hitch Lock -Anti Theft Coupler Lock Fits 1-7/8", 2" And 2-5/16" Couplers, Heavy Duty Trailer Tongue Lock With Weatherproof
Amazon.com
$20.66
Etrailer Trailer Coupler Latch Lock - 2" Span - 1/4" Diameter - Chrome E98886
etrailer.com
$20.66
Etrailer Trailer Coupler Latch Lock - 2" Span - 1/4" Diameter - Chrome E98886
etrailer.com
$68.90
VEVOR Collar Coupler Lock Fits 2 & 2-5/16-Inch Demco Cast Head Couplers Trailer Hitch Lock With 3 Keys Secures Security Chains Rust-Resistant
VEVOR
$68.90
VEVOR Collar Coupler Lock Fits 2 & 2-5/16-Inch Demco Cast Head Couplers Trailer Hitch Lock With 3 Keys Secures Security Chains Rust-Resistant
VEVOR
$54.90
Rhino USA Trailer Coupler Lock Kits (2-5/16") | UTV Source
UTV Source
$54.90
Rhino USA Trailer Coupler Lock Kits (2-5/16") | UTV Source
UTV Source
$62.88
Trimax Trailer Coupler Lock For 2-1/2" And 3" Lunette Rings TMX52FR
etrailer.com
$62.88
Trimax Trailer Coupler Lock For 2-1/2" And 3" Lunette Rings TMX52FR
etrailer.com
$71.62
Sleeve-Lock A-Frame Trailer Coupler - Flip Latch - Black - 2" Ball - 7,000 Lbs CA-5196-B
etrailer.com
$71.62
Sleeve-Lock A-Frame Trailer Coupler - Flip Latch - Black - 2" Ball - 7,000 Lbs CA-5196-B
etrailer.com
$280.00
Proven Industries Model 2178-A Trailer Lock, Fits 2-Inch Yoke-Latch Trailer Couplers, Secures Safety Chains, Made In The USA, (Blue)
Amazon.com
Free shipping
$280.00
Proven Industries Model 2178-A Trailer Lock, Fits 2-Inch Yoke-Latch Trailer Couplers, Secures Safety Chains, Made In The USA, (Blue)
Amazon.com
$66.95
Master Lock Trailer Coupler Lock, 2-5/16" - 378DAT
Global Industrial
$66.95
Master Lock Trailer Coupler Lock, 2-5/16" - 378DAT
Global Industrial
$99.99
Saphrec Upgraded Trailer Lock, Fits 2-5/16 Inch Coupler Heavy Duty Anti-Theft Trailer Hitch Lock, Accessories For RV/Boat/Trailer
Amazon.com
Free shipping
$99.99
Saphrec Upgraded Trailer Lock, Fits 2-5/16 Inch Coupler Heavy Duty Anti-Theft Trailer Hitch Lock, Accessories For RV/Boat/Trailer
Amazon.com
$69.65
Blaylock Trailer Coupler Lock With Disc Padlock - Fits 2in. And 2-5/16in. Couplers, Heavy-Duty Aircraft Aluminum, Model TL-33-40-D
Northern Tool
Free shipping
$69.65
Blaylock Trailer Coupler Lock With Disc Padlock - Fits 2in. And 2-5/16in. Couplers, Heavy-Duty Aircraft Aluminum, Model TL-33-40-D
Northern Tool
$83.74
$89.08
Trailer Coupler Lock Universal Fits 2" Trailer Couplers W/ Key Carbon
eBay
Free shipping
$83.74
$89.08
Trailer Coupler Lock Universal Fits 2" Trailer Couplers W/ Key Carbon
eBay
$82.95
Progress Mfg. Fastway Universal Trailer Coupler Lock - Nickel, Fits 1-7/8In., 2In., 2-5/16in. Couplers, Pick Resistant, Model 86-00-5015
Northern Tool
Free shipping
$82.95
Progress Mfg. Fastway Universal Trailer Coupler Lock - Nickel, Fits 1-7/8In., 2In., 2-5/16in. Couplers, Pick Resistant, Model 86-00-5015
Northern Tool
$34.17
CURT Replacement 2" Posi-Lock Coupler Latch For A-Frame Couplers Trailer Hitch
TowUniverse.com
$34.17
CURT Replacement 2" Posi-Lock Coupler Latch For A-Frame Couplers Trailer Hitch
TowUniverse.com
$89.99
Master Lock Trailer Coupler Lock Fits 2-5/16" Ball
Agri Supply
$89.99
Master Lock Trailer Coupler Lock Fits 2-5/16" Ball
Agri Supply
$29.84
Master Lock Receiver/Coupler Lock: Silver, (2) Keys, Trailer Locking Kit Model: 2848DAT
Grainger
$29.84
Master Lock Receiver/Coupler Lock: Silver, (2) Keys, Trailer Locking Kit Model: 2848DAT
Grainger
$82.59
$87.86
Universal Heavy Duty Tow Trailer Coupler Lock Fits 2" Anti-Theft
eBay
Free shipping
$82.59
$87.86
Universal Heavy Duty Tow Trailer Coupler Lock Fits 2" Anti-Theft
eBay
$62.99
Ultra-Tow XTP Auto-Locking Trailer Coupler, 3500-Lb. Capacity, Fits 2in. Ball, 2In.W Channel
Northern Tool
$62.99
Ultra-Tow XTP Auto-Locking Trailer Coupler, 3500-Lb. Capacity, Fits 2in. Ball, 2In.W Channel
Northern Tool
$179.95
Extreme Duty Coupler Lock Coupler Lock And 2 Locking Pins
Bulletproof Hitches
$179.95
Extreme Duty Coupler Lock Coupler Lock And 2 Locking Pins
Bulletproof Hitches
$384.95
The Icon Trailer Coupler Lock 2-5/16" Ball Extreme Duty Patented Anti-Theft Design
RecPro
Free shipping
$384.95
The Icon Trailer Coupler Lock 2-5/16" Ball Extreme Duty Patented Anti-Theft Design
RecPro
$49.95
Bulletproof Hitches Medium Duty Trailer Coupler Lock Model MDCOUPLERLOCK
Elite Truck
$49.95
Bulletproof Hitches Medium Duty Trailer Coupler Lock Model MDCOUPLERLOCK
Elite Truck
$65.70
Trailer Hitch Lock For Bulldog Style (And Others) Coupler
eBay
Free shipping
$65.70
Trailer Hitch Lock For Bulldog Style (And Others) Coupler
eBay
$27.50
CURT Replacement 2 Posi-Lock Coupler Latch For Straight-Tongue Couplers Trailer Hitch
TowUniverse.com
$27.50
CURT Replacement 2 Posi-Lock Coupler Latch For Straight-Tongue Couplers Trailer Hitch
TowUniverse.com
$54.57
Reese Receiver/Coupler Lock: Universal, Silver, (2) Keys, Trailer Locking Kit Model: 7030600
Grainger
$54.57
Reese Receiver/Coupler Lock: Universal, Silver, (2) Keys, Trailer Locking Kit Model: 7030600
Grainger
$16.66
Maxxhaul Maxxhaul Universal Trailer Coupler Lock For 1-7/8-In 2-Inch And 2-5/16-Inch Couplers Yellow | 50640
Lowe's
$16.66
Maxxhaul Maxxhaul Universal Trailer Coupler Lock For 1-7/8-In 2-Inch And 2-5/16-Inch Couplers Yellow | 50640
Lowe's
$103.53
A-Premium 2 5/16 Inches RV Trailer Coupler Lock, Trailer Hitch Locks, Ball Coupler, Adjustable Straight Tongue Trailer Coupler, 5.6KG Heavy Duty Lock(Ring Or Pintle Hitch)
alanlomb
$103.53
A-Premium 2 5/16 Inches RV Trailer Coupler Lock, Trailer Hitch Locks, Ball Coupler, Adjustable Straight Tongue Trailer Coupler, 5.6KG Heavy Duty Lock(Ring Or Pintle Hitch)
alanlomb
$13.39
Reese Coupler Lock: Universal, Brass, (2) Keys, Coupler Lock Model: 7006600
Grainger
$13.39
Reese Coupler Lock: Universal, Brass, (2) Keys, Coupler Lock Model: 7006600
Grainger
$282.95
PACLOCK UCS-77S-2516 Trailer-Coupler Lock For For 2-5/16" Trailer Couplers - UCS Keyed Different
H To O Supply
$282.95
PACLOCK UCS-77S-2516 Trailer-Coupler Lock For For 2-5/16" Trailer Couplers - UCS Keyed Different
H To O Supply
$47.99
Master Lock Silver Trailer Coupler Lock For 1-7/8 Inch, 2 Inch, And 2-5/16 Inch - 377KA
Acme Tools
$47.99
Master Lock Silver Trailer Coupler Lock For 1-7/8 Inch, 2 Inch, And 2-5/16 Inch - 377KA
Acme Tools
$13.99
CURT Replacement 2in. Posi-Lock Coupler Latch For A-Frame Couplers, 25294
Advance Auto Parts
$13.99
CURT Replacement 2in. Posi-Lock Coupler Latch For A-Frame Couplers, 25294
Advance Auto Parts
$30.99
Reese Universal Coupler Lock, Fits 1-7/8 In., 2 In., And 2-5/16 in. Couplers, Yellow, 72783
Advance Auto Parts
$30.99
Reese Universal Coupler Lock, Fits 1-7/8 In., 2 In., And 2-5/16 in. Couplers, Yellow, 72783
Advance Auto Parts
Top 5 (actually tested) Coupler Locks
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Top 5 (actually tested) Coupler Locks
94.5K viewsDec 15, 2023
YouTubeetrailer
A Look at the etrailer Lock Set with 2" Hitch Receiver Lock, 2-5/16" Surround Coupler Lock and Latch
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A Look at the etrailer Lock Set with 2" Hitch Receiver Lock, 2-5/16" Su…
31 views1 month ago
YouTubeetrailer
A Closer Look at the Trimax 2" Hitch Receiver Lock and Trigger-Style Coupler Latch Lock Set
3:21
A Closer Look at the Trimax 2" Hitch Receiver Lock and Trigger-Style C…
1 month ago
YouTubeetrailer
Vehiclex 2-5/16-Inch Trailer Coupler Lock – Heavy-Duty Carbon Steel
6:16
Vehiclex 2-5/16-Inch Trailer Coupler Lock – Heavy-Duty Carbon Steel
76 views1 month ago
YouTubeTheNathan343
etrailer | A Closer Look at the Trimax Hitch Receiver and Coupler Lock Set for 2" Hitches
1:57
etrailer | A Closer Look at the Trimax Hitch Receiver and Coupler Lock …
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Trailer THEFT PREVENTION! — PACLOCK Coupler Lock & Advanced Wheel Locks Protect Our RV
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Trailer THEFT PREVENTION! — PACLOCK Coupler Lock & Advan…
32.5K viewsOct 6, 2024
YouTubeRVgeeks
Proven Industries 2516 vs S175 Locks: Easy to Pick? The Real World Truth
10:46
Proven Industries 2516 vs S175 Locks: Easy to Pick? The Real Wo…
8.9K views9 months ago
YouTubeAdventure Rocks
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217 views2 months ago
YouTubeYour Next Pick
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Add a Master Lock 2 5/16” coupler lock and protect your trailer for le…
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YouTubeSales, Parts & Service. Your Trailer Experts.
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208 views2 months ago
YouTubeetrailer
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Hitch Lock Comparison - Which Size Fits Your Trailer?
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YouTubeReviews with Cam
1:31
Towbubing Trailer Lock Fits 2 Inch Coupler: link in description
2 weeks ago
YouTubeEveryday with Grace
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3:50
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332 views4 months ago
YouTubeUnBoxington Reviews
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Rhino USA Trailer Hitch Coupler Lock Kit (Choose 2" or 2-5/16" Tra…
590 views4 months ago
YouTubeRyanKevinTomlinson
14:18
DIY Travel Trailer Lock - How To Make
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YH3682 Trailer Hitch Coupler Lock Kit
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U-Haul Coupler Security Lock | Setup and Review - COUPLERLOCK
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Shop 2 locks for trailer coupler

Sponsored
About our ads
$30.00
Metal Trailer Lock - Keyed Alike, Blue - ULINE
Uline
$30.00
Metal Trailer Lock - Keyed Alike, Blue - ULINE
Uline
$30.00
Metal Trailer Lock - Keyed Alike, Yellow - ULINE
Uline
$30.00
Metal Trailer Lock - Keyed Alike, Yellow - ULINE
Uline
$55.99
$79.99
Heavy Duty Trailer Hitch Locks Fits 2" And 2-5/16" Couplers, Upgraded Anti Theft Trailer Tongue Lock Secure With Coupler And Safety Chain, Trailer
Amazon.com
Free shipping
30% off
$55.99
$79.99
Heavy Duty Trailer Hitch Locks Fits 2" And 2-5/16" Couplers, Upgraded Anti Theft Trailer Tongue Lock Secure With Coupler And Safety Chain, Trailer
Amazon.com
$75.64
$89.99
2026 Upgraded Trailer Lock Fits 2-5/16 Inch Coupler, Heavy Duty Trailer Hitch Locks, Anti-Theft Trailer Coupler Lock For RV/Trailer/Cargo/Boat/Camper/
Amazon.com
Free shipping
15% off
$75.64
$89.99
2026 Upgraded Trailer Lock Fits 2-5/16 Inch Coupler, Heavy Duty Trailer Hitch Locks, Anti-Theft Trailer Coupler Lock For RV/Trailer/Cargo/Boat/Camper/
Amazon.com
$92.90
VEVOR Trailer Lock Fits 2 & 2-5/16-Inch Straight Tongue Ball Couplers Heavy Duty Hitch Lock With 3 Keys Secures Security Chains Anti-Theft Rv Trailer
VEVOR
$92.90
VEVOR Trailer Lock Fits 2 & 2-5/16-Inch Straight Tongue Ball Couplers Heavy Duty Hitch Lock With 3 Keys Secures Security Chains Anti-Theft Rv Trailer
VEVOR
$84.90
VEVOR Trailer Coupler Lock Fits 2-5/16-Inch Cast/Bulldog Trailer Couplers Heavy Duty Trailer Hitch Lock With 3 Keys Corrision-Resistant Anti-Theft
VEVOR
$84.90
VEVOR Trailer Coupler Lock Fits 2-5/16-Inch Cast/Bulldog Trailer Couplers Heavy Duty Trailer Hitch Lock With 3 Keys Corrision-Resistant Anti-Theft
VEVOR
$69.98
$79.98
2025 Updated Trailer Hitch Lock -Anti Theft Coupler Lock Fits 1-7/8", 2" And 2-5/16" Couplers, Heavy Duty Trailer Tongue Lock With Weatherproof
Amazon.com
Free shipping
12% off
$69.98
$79.98
2025 Updated Trailer Hitch Lock -Anti Theft Coupler Lock Fits 1-7/8", 2" And 2-5/16" Couplers, Heavy Duty Trailer Tongue Lock With Weatherproof
Amazon.com
$20.66
Etrailer Trailer Coupler Latch Lock - 2" Span - 1/4" Diameter - Chrome E98886
etrailer.com
$20.66
Etrailer Trailer Coupler Latch Lock - 2" Span - 1/4" Diameter - Chrome E98886
etrailer.com
$68.90
VEVOR Collar Coupler Lock Fits 2 & 2-5/16-Inch Demco Cast Head Couplers Trailer Hitch Lock With 3 Keys Secures Security Chains Rust-Resistant
VEVOR
$68.90
VEVOR Collar Coupler Lock Fits 2 & 2-5/16-Inch Demco Cast Head Couplers Trailer Hitch Lock With 3 Keys Secures Security Chains Rust-Resistant
VEVOR
$54.90
Rhino USA Trailer Coupler Lock Kits (2-5/16") | UTV Source
UTV Source
$54.90
Rhino USA Trailer Coupler Lock Kits (2-5/16") | UTV Source
UTV Source
$62.88
Trimax Trailer Coupler Lock For 2-1/2" And 3" Lunette Rings TMX52FR
etrailer.com
$62.88
Trimax Trailer Coupler Lock For 2-1/2" And 3" Lunette Rings TMX52FR
etrailer.com
$71.62
Sleeve-Lock A-Frame Trailer Coupler - Flip Latch - Black - 2" Ball - 7,000 Lbs CA-5196-B
etrailer.com
$71.62
Sleeve-Lock A-Frame Trailer Coupler - Flip Latch - Black - 2" Ball - 7,000 Lbs CA-5196-B
etrailer.com
$280.00
Proven Industries Model 2178-A Trailer Lock, Fits 2-Inch Yoke-Latch Trailer Couplers, Secures Safety Chains, Made In The USA, (Blue)
Amazon.com
Free shipping
$280.00
Proven Industries Model 2178-A Trailer Lock, Fits 2-Inch Yoke-Latch Trailer Couplers, Secures Safety Chains, Made In The USA, (Blue)
Amazon.com
$66.95
Master Lock Trailer Coupler Lock, 2-5/16" - 378DAT
Global Industrial
$66.95
Master Lock Trailer Coupler Lock, 2-5/16" - 378DAT
Global Industrial
$99.99
Saphrec Upgraded Trailer Lock, Fits 2-5/16 Inch Coupler Heavy Duty Anti-Theft Trailer Hitch Lock, Accessories For RV/Boat/Trailer
Amazon.com
Free shipping
$99.99
Saphrec Upgraded Trailer Lock, Fits 2-5/16 Inch Coupler Heavy Duty Anti-Theft Trailer Hitch Lock, Accessories For RV/Boat/Trailer
Amazon.com
$69.65
Blaylock Trailer Coupler Lock With Disc Padlock - Fits 2in. And 2-5/16in. Couplers, Heavy-Duty Aircraft Aluminum, Model TL-33-40-D
Northern Tool
Free shipping
$69.65
Blaylock Trailer Coupler Lock With Disc Padlock - Fits 2in. And 2-5/16in. Couplers, Heavy-Duty Aircraft Aluminum, Model TL-33-40-D
Northern Tool
$83.74
$89.08
Trailer Coupler Lock Universal Fits 2" Trailer Couplers W/ Key Carbon
eBay
Free shipping
$83.74
$89.08
Trailer Coupler Lock Universal Fits 2" Trailer Couplers W/ Key Carbon
eBay
$82.95
Progress Mfg. Fastway Universal Trailer Coupler Lock - Nickel, Fits 1-7/8In., 2In., 2-5/16in. Couplers, Pick Resistant, Model 86-00-5015
Northern Tool
Free shipping
$82.95
Progress Mfg. Fastway Universal Trailer Coupler Lock - Nickel, Fits 1-7/8In., 2In., 2-5/16in. Couplers, Pick Resistant, Model 86-00-5015
Northern Tool