Shop trailer coupling lock

Sponsored
About our ads
$30.00
Metal Trailer Lock - Keyed Different, Yellow - ULINE
Uline
$30.00
Metal Trailer Lock - Keyed Different, Yellow - ULINE
Uline
$30.00
Metal Trailer Lock - Keyed Different, Blue - ULINE
Uline
$30.00
Metal Trailer Lock - Keyed Different, Blue - ULINE
Uline
$41.00
King Pin Locks - Keyed Different - ULINE
Uline
$41.00
King Pin Locks - Keyed Different - ULINE
Uline
$42.85
Master Lock Coupler Lock: Universal, Powder Coated, (2) Keys, Coupler Lock Model: 389DAT
Grainger
15K+
$42.85
Master Lock Coupler Lock: Universal, Powder Coated, (2) Keys, Coupler Lock Model: 389DAT
Grainger
$15.29
OTR Trailer Gladhand Lock | Otr Gladhand Lock Random Key | OTR50030
FleetPride
$15.29
OTR Trailer Gladhand Lock | Otr Gladhand Lock Random Key | OTR50030
FleetPride
$9.99
METOWARE Trailer Coupler Lock Universal Adjustable Heavy-Duty Steel Trailer Hitch Lock, Anti Theft Trailer Ball Lock Towing Lock For Towing Trailer
Amazon.com
1K+
$9.99
METOWARE Trailer Coupler Lock Universal Adjustable Heavy-Duty Steel Trailer Hitch Lock, Anti Theft Trailer Ball Lock Towing Lock For Towing Trailer
Amazon.com
$44.15
REESE Towpower 7014700 Trailer Hitch And Coupler Combo Lock Set, Fits 1-1/4 Inch & 2 Inch Square Receivers, 1/2 Inch & 5/8 Inch Pin Diameter
Amazon.com
6K+
Free shipping
$44.15
REESE Towpower 7014700 Trailer Hitch And Coupler Combo Lock Set, Fits 1-1/4 Inch & 2 Inch Square Receivers, 1/2 Inch & 5/8 Inch Pin Diameter
Amazon.com
$35.99
METOWARE Trailer Tongue Coupler Lock 1/4" Dia, 3-1/2" Span, Trailer Hitch Lock For Latch-Type Coupler, Black Trailer Pin Lock For Towing Trailer RV
Amazon.com
1K+
Free shipping
$35.99
METOWARE Trailer Tongue Coupler Lock 1/4" Dia, 3-1/2" Span, Trailer Hitch Lock For Latch-Type Coupler, Black Trailer Pin Lock For Towing Trailer RV
Amazon.com
$79.58
2-5/16" Gooseneck Coupler Head With 1/2" Lock Pin, 30,000 Lbs. 291300
etrailer.com
$79.58
2-5/16" Gooseneck Coupler Head With 1/2" Lock Pin, 30,000 Lbs. 291300
etrailer.com
$67.79
Master Lock 378DAT Trailer Coupler Locks 1St-In-Padlocks
1st-in-Padlocks
4K+
$67.79
Master Lock 378DAT Trailer Coupler Locks 1St-In-Padlocks
1st-in-Padlocks
$50.80
Master Lock 379ATPY Trailer Coupler Lock 1St-In-Padlocks, Keyed Alike - All Locks Open With Same Key (Can Only Be Matched To Keys That Start With "0")
1st-in-Padlocks
609
$50.80
Master Lock 379ATPY Trailer Coupler Lock 1St-In-Padlocks, Keyed Alike - All Locks Open With Same Key (Can Only Be Matched To Keys That Start With "0")
1st-in-Padlocks
$32.39
MASTER LOCK Coupler Lock, Universal, 389DAT
Zoro.com
15K+
$32.39
MASTER LOCK Coupler Lock, Universal, 389DAT
Zoro.com
$261.55
UCS-77S HEAVY-DUTY TRAILER COUPLER LOCK, Keyed Alike - All Locks Open With Same Key / Stainless Steel / 1-7/8" & 2" Couplers
1st-in-Padlocks
$261.55
UCS-77S HEAVY-DUTY TRAILER COUPLER LOCK, Keyed Alike - All Locks Open With Same Key / Stainless Steel / 1-7/8" & 2" Couplers
1st-in-Padlocks
$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
$71.49
Fulton Gorilla Guard Trailer Lock, 2 Couplers"
Watercraft Superstore
$71.49
Fulton Gorilla Guard Trailer Lock, 2 Couplers"
Watercraft Superstore
$16.89
Fulton Trailer Coupler Lock
Watercraft Superstore
$16.89
Fulton Trailer Coupler Lock
Watercraft Superstore
$412.32
Shocker Hitch Gooseneck Coupler W/ Shift Lock And 9" Offset - 2-5/16" Ball - Square - 30K SHK56SR
etrailer.com
$412.32
Shocker Hitch Gooseneck Coupler W/ Shift Lock And 9" Offset - 2-5/16" Ball - Square - 30K SHK56SR
etrailer.com
$68.94
Blaylock EZ Lock Gooseneck Coupler Lock - Bulldog/Stallion/Superior/T.E.M. Gooseneck Couplers BLTL-50
etrailer.com
1K+
$68.94
Blaylock EZ Lock Gooseneck Coupler Lock - Bulldog/Stallion/Superior/T.E.M. Gooseneck Couplers BLTL-50
etrailer.com
$188.95
California Immobilizer Coupler Lock: Bulldog, Yellow, Steel, Powder Coated, 2 Keys, Coupler Lock Model: G00100
Grainger
$188.95
California Immobilizer Coupler Lock: Bulldog, Yellow, Steel, Powder Coated, 2 Keys, Coupler Lock Model: G00100
Grainger
$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
$83.90
VEVOR Trailer Lock Fits 2-5/16-Inch Airstream Couplers Heavy Duty Hitch Lock With 3 Keys Secures Security Chains Rust-Resistant Anti-Theft Trailer
VEVOR
$83.90
VEVOR Trailer Lock Fits 2-5/16-Inch Airstream Couplers Heavy Duty Hitch Lock With 3 Keys Secures Security Chains Rust-Resistant Anti-Theft Trailer
VEVOR
$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
$39.49
Blaylock EZ Lock Trailer Coupler Lock For Bulldog Couplers
RVupgradestore
9
$39.49
Blaylock EZ Lock Trailer Coupler Lock For Bulldog Couplers
RVupgradestore
$78.11
Insta-Lock Cam And Groove Coupling: 1 1/2 in Coupling Size, 1 1/2 in Hose Fitting Size, 2 15/16 in Overall Lg Model: QCG-B150
Grainger
$78.11
Insta-Lock Cam And Groove Coupling: 1 1/2 in Coupling Size, 1 1/2 in Hose Fitting Size, 2 15/16 in Overall Lg Model: QCG-B150
Grainger
$31.47
Master Lock 389DAT Universal Trailer Coupler Lock, Red
Mr. Lock
15K+
$31.47
Master Lock 389DAT Universal Trailer Coupler Lock, Red
Mr. Lock
$16.86
Master Lock 2866DAT Coupler Lock Fits 1/2" & 5/8"
Mr. Lock
12K+
$16.86
Master Lock 2866DAT Coupler Lock Fits 1/2" & 5/8"
Mr. Lock
$29.96
Universal Heavy-Duty Trailer Coupler Lock
USA Fleet Supply
$29.96
Universal Heavy-Duty Trailer Coupler Lock
USA Fleet Supply
$10.95
CE SMITH Trailer Coupler Lock 00900-40
Trailer Parts Superstore
44
$10.95
CE SMITH Trailer Coupler Lock 00900-40
Trailer Parts Superstore
$17.99
$21.99
Reese Towpower Professional Trailer Coupler Lock, Chrome, Model 70305
Northern Tool
18% off
$17.99
$21.99
Reese Towpower Professional Trailer Coupler Lock, Chrome, Model 70305
Northern Tool
$42.59
Master Lock Trailer Hitch Coupler Lock For 1 7/8 2 2 5/16 Inch
eBay
Free shipping
$42.59
Master Lock Trailer Hitch Coupler Lock For 1 7/8 2 2 5/16 Inch
eBay
$8.99
CURT Coupler Lock - 1/4" Pin - 7/8" Latch Span - Barbell - Chrome
Marine Parts Only
269
$8.99
CURT Coupler Lock - 1/4" Pin - 7/8" Latch Span - Barbell - Chrome
Marine Parts Only
$119.99
THE EQUIPMENT LOCK COMPANY Ball & Ring Universal Trailer Hitch Lock That Secures Most Size Ball Or Ring/Pintle Type Hitch, BRHL-RK
Zoro.com
496
$119.99
THE EQUIPMENT LOCK COMPANY Ball & Ring Universal Trailer Hitch Lock That Secures Most Size Ball Or Ring/Pintle Type Hitch, BRHL-RK
Zoro.com
$66.95
Master Lock Trailer Coupler Lock, 2-5/16" - 378DAT
Global Industrial
4K+
$66.95
Master Lock Trailer Coupler Lock, 2-5/16" - 378DAT
Global Industrial
$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
$187.80
Master Lock Universal Trailer Coupler Lock, Fits Most 1-7/8", 2" And 2-5/16" Couplers - 389DAT - Pkg Qty 4
Global Industrial
15K+
$187.80
Master Lock Universal Trailer Coupler Lock, Fits Most 1-7/8", 2" And 2-5/16" Couplers - 389DAT - Pkg Qty 4
Global Industrial
$101.99
COUPLER NOSE LOCK UNIV
Marine Parts Only
3K+
$101.99
COUPLER NOSE LOCK UNIV
Marine Parts Only
Coupler Locks to Secure Your Trailer
4:29
Coupler Locks to Secure Your Trailer
53.3K viewsJun 4, 2021
YouTubeU-Haul Trailer Hitches And Towing
Top 5 (actually tested) Coupler Locks
8:27
Find in video from 01:47Etrailer Coupler Lock
Top 5 (actually tested) Coupler Locks
88.1K viewsDec 15, 2023
YouTubeetrailer
Kovix Trailer Coupling Lock KBI 90 - A Quick Guide
1:41
Kovix Trailer Coupling Lock KBI 90 - A Quick Guide
1.9K viewsJan 13, 2022
YouTubeKovix Australia
Universal Coupler Lock: Review and Demo
1:45
Universal Coupler Lock: Review and Demo
7.3K viewsJun 4, 2021
YouTubeU-Haul Trailer Hitches And Towing
The Best Trailer Coupler Lock! Proven Industries 2516 Secures The Safety Chains! Made In The USA!
5:05
The Best Trailer Coupler Lock! Proven Industries 2516 Secures T…
20.3K viewsJul 31, 2024
YouTubeMyks Garage
U-Haul Coupler Security Lock | Setup and Review - COUPLERLOCK
1:58
U-Haul Coupler Security Lock | Setup and Review - COUPLERLOCK
67 views5 months ago
YouTubeU-Haul Trailer Hitches And Towing
Trailer THEFT PREVENTION! — PACLOCK Coupler Lock & Advanced Wheel Locks Protect Our RV
8:44
Find in video from 00:45The Problem of Trailer Theft
Trailer THEFT PREVENTION! — PACLOCK Coupler Lock & Advan…
31.6K viewsOct 6, 2024
YouTubeRVgeeks
U-Haul Stainless Coupler Lock: Review and Demo
1:46
Find in video from 00:16Features of the Coupler Lock
U-Haul Stainless Coupler Lock: Review and Demo
9.9K viewsJun 4, 2021
YouTubeU-Haul Trailer Hitches And Towing
Instruction and Overview of the AmpLock U-BRA 2516 Trailer Coupler Lock
4:40
Instruction and Overview of the AmpLock U-BRA 2516 Trailer Cou…
1.7K viewsJun 23, 2022
YouTubeShoog N Boog Adventures
How to Install the NEW Proven Industries Model 2516 Coupler Lock | Step-by-Step Guide
5:55
How to Install the NEW Proven Industries Model 2516 Coupler Lo…
9.7K views5 months ago
YouTubeProven Industries
Video 18 - Newbie vs. Master Lock 389DAT Trailer Coupler Lock - No tension lever needed :)
1:37
Video 18 - Newbie vs. Master Lock 389DAT Trailer Coupler Lock - No …
10.6K viewsFeb 15, 2022
YouTubeLock Picking Newbie
Best Coupler Lock Kit for Trailers Reviewed
1:03
Best Coupler Lock Kit for Trailers Reviewed
62.2K viewsMar 7, 2025
TikTokrosesuggests
The Best Way To Lock Your Trailer Hitch
7:14
Find in video from 01:30Assembling the Lock
The Best Way To Lock Your Trailer Hitch
20.5K viewsMar 4, 2024
YouTubeFix It Now
🔒 Stop Trailer Theft Instantly! 🚛🔥 REESE Towpower 72783 Coupler Lock Review 🛠️🔑
0:27
🔒 Stop Trailer Theft Instantly! 🚛🔥 REESE Towpower 72783 Coupler Lock Re…
10.2K viewsFeb 26, 2025
YouTubeReviews Unscripted
Trailer THEFT Is Soaring! The Best Lock to Secure Your Gear NOW!
8:24
Find in video from 02:37Why You Should Lock Your Trailers Every Night
Trailer THEFT Is Soaring! The Best Lock to Secure Your Gear NOW!
7K viewsAug 14, 2024
YouTubeBrian's Lawn Maintenance
Heavy-Duty Coupler Lock | Trailer Lock | Trailer Gear | Trailer Lock for RV / Boat / Utility Use
1:28
Heavy-Duty Coupler Lock | Trailer Lock | Trailer Gear | Trailer Lock f…
157 views5 months ago
YouTubeShellee L.
Adjustable Coupler Bolt Lock
0:42
Adjustable Coupler Bolt Lock
5.5K viewsAug 9, 2024
YouTubeProven Industries
EXTREME Coupler Lock from BULLETPROOF-HITCHES! For RVs and Trailers
11:29
EXTREME Coupler Lock from BULLETPROOF-HITCHES! For RV…
7.7K viewsDec 6, 2024
YouTubeBig Truck Big RV
Model 2516 Trailer Lock Installation | Proven Industries Security Guide
3:48
Model 2516 Trailer Lock Installation | Proven Industries Security Guide
23.7K views8 months ago
YouTubeProven Industries
Rhino USA trailer hitch coupler lock: best bang for the buck!!
5:47
Find in video from 01:00Unboxing the Rhino USA Coupler Lock
Rhino USA trailer hitch coupler lock: best bang for the buck!!
10.3K viewsSep 30, 2024
YouTubeGReviewz
Demco EZ Latch Coupler In Action
2:40
Demco EZ Latch Coupler In Action
9K views11 months ago
YouTubeDemco RV
Check out our fully adjustable coupler with integrated lock.
1:31
Check out our fully adjustable coupler with integrated lock.
1.2K viewsJul 10, 2024
YouTubeProven Industries
đź”’ Do you need a Coupler with an Integrated Lock? đź”’
0:13
đź”’ Do you need a Coupler with an Integrated Lock? đź”’
1.2K viewsSep 16, 2024
YouTubeProven Industries
How to Lock Your Trailer with Proven Locks
4:16
How to Lock Your Trailer with Proven Locks
12.5K viewsOct 18, 2024
YouTubeHappy Trailers
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…
7.8K views7 months ago
YouTubeAdventure Rocks
Harbor Freight Universal Trailer Lock
4:35
Find in video from 02:18Locking the Trailer
Harbor Freight Universal Trailer Lock
5K viewsNov 24, 2022
YouTubeGriff
REESE® Universal Trailer Coupler Lock - 72783 | Towing Accessories | Trailer Coupler Locks
1:36
REESE® Universal Trailer Coupler Lock - 72783 | Towing Accessorie…
4.1K viewsJun 18, 2021
YouTubeREESE®
The Most Secure Trailer Coupling Lock Money Can Buy
0:34
The Most Secure Trailer Coupling Lock Money Can Buy
11.1K viewsSep 24, 2021
YouTubeProtrek
Master Lock Coupler Lock
2:00
Master Lock Coupler Lock
746 views10 months ago
YouTube44 Years Around the Sun
Secure Your Trailer: The Best Hitch Locks for Ultimate Protection
10:09
Secure Your Trailer: The Best Hitch Locks for Ultimate Protection
202 viewsJan 14, 2025
YouTubeVehicle Ground
See more

Shop trailer coupling lock

Sponsored
About our ads
$30.00
Metal Trailer Lock - Keyed Different, Yellow - ULINE
Uline
$30.00
Metal Trailer Lock - Keyed Different, Yellow - ULINE
Uline
$30.00
Metal Trailer Lock - Keyed Different, Blue - ULINE
Uline
$30.00
Metal Trailer Lock - Keyed Different, Blue - ULINE
Uline
$41.00
King Pin Locks - Keyed Different - ULINE
Uline
$41.00
King Pin Locks - Keyed Different - ULINE
Uline
$42.85
Master Lock Coupler Lock: Universal, Powder Coated, (2) Keys, Coupler Lock Model: 389DAT
Grainger
15K+
$42.85
Master Lock Coupler Lock: Universal, Powder Coated, (2) Keys, Coupler Lock Model: 389DAT
Grainger
$15.29
OTR Trailer Gladhand Lock | Otr Gladhand Lock Random Key | OTR50030
FleetPride
$15.29
OTR Trailer Gladhand Lock | Otr Gladhand Lock Random Key | OTR50030
FleetPride
$9.99
METOWARE Trailer Coupler Lock Universal Adjustable Heavy-Duty Steel Trailer Hitch Lock, Anti Theft Trailer Ball Lock Towing Lock For Towing Trailer
Amazon.com
1K+
$9.99
METOWARE Trailer Coupler Lock Universal Adjustable Heavy-Duty Steel Trailer Hitch Lock, Anti Theft Trailer Ball Lock Towing Lock For Towing Trailer
Amazon.com
$44.15
REESE Towpower 7014700 Trailer Hitch And Coupler Combo Lock Set, Fits 1-1/4 Inch & 2 Inch Square Receivers, 1/2 Inch & 5/8 Inch Pin Diameter
Amazon.com
6K+
Free shipping
$44.15
REESE Towpower 7014700 Trailer Hitch And Coupler Combo Lock Set, Fits 1-1/4 Inch & 2 Inch Square Receivers, 1/2 Inch & 5/8 Inch Pin Diameter
Amazon.com
$35.99
METOWARE Trailer Tongue Coupler Lock 1/4" Dia, 3-1/2" Span, Trailer Hitch Lock For Latch-Type Coupler, Black Trailer Pin Lock For Towing Trailer RV
Amazon.com
1K+
Free shipping
$35.99
METOWARE Trailer Tongue Coupler Lock 1/4" Dia, 3-1/2" Span, Trailer Hitch Lock For Latch-Type Coupler, Black Trailer Pin Lock For Towing Trailer RV
Amazon.com
$79.58
2-5/16" Gooseneck Coupler Head With 1/2" Lock Pin, 30,000 Lbs. 291300
etrailer.com
$79.58
2-5/16" Gooseneck Coupler Head With 1/2" Lock Pin, 30,000 Lbs. 291300
etrailer.com
$67.79
Master Lock 378DAT Trailer Coupler Locks 1St-In-Padlocks
1st-in-Padlocks
4K+
$67.79
Master Lock 378DAT Trailer Coupler Locks 1St-In-Padlocks
1st-in-Padlocks
$50.80
Master Lock 379ATPY Trailer Coupler Lock 1St-In-Padlocks, Keyed Alike - All Locks Open With Same Key (Can Only Be Matched To Keys That Start With "0")
1st-in-Padlocks
609
$50.80
Master Lock 379ATPY Trailer Coupler Lock 1St-In-Padlocks, Keyed Alike - All Locks Open With Same Key (Can Only Be Matched To Keys That Start With "0")
1st-in-Padlocks
$32.39
MASTER LOCK Coupler Lock, Universal, 389DAT
Zoro.com
15K+
$32.39
MASTER LOCK Coupler Lock, Universal, 389DAT
Zoro.com
$261.55
UCS-77S HEAVY-DUTY TRAILER COUPLER LOCK, Keyed Alike - All Locks Open With Same Key / Stainless Steel / 1-7/8" & 2" Couplers
1st-in-Padlocks
$261.55
UCS-77S HEAVY-DUTY TRAILER COUPLER LOCK, Keyed Alike - All Locks Open With Same Key / Stainless Steel / 1-7/8" & 2" Couplers
1st-in-Padlocks
$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
$71.49
Fulton Gorilla Guard Trailer Lock, 2 Couplers"
Watercraft Superstore
$71.49
Fulton Gorilla Guard Trailer Lock, 2 Couplers"
Watercraft Superstore
$16.89
Fulton Trailer Coupler Lock
Watercraft Superstore
$16.89
Fulton Trailer Coupler Lock
Watercraft Superstore
$412.32
Shocker Hitch Gooseneck Coupler W/ Shift Lock And 9" Offset - 2-5/16" Ball - Square - 30K SHK56SR
etrailer.com
$412.32
Shocker Hitch Gooseneck Coupler W/ Shift Lock And 9" Offset - 2-5/16" Ball - Square - 30K SHK56SR
etrailer.com
$68.94
Blaylock EZ Lock Gooseneck Coupler Lock - Bulldog/Stallion/Superior/T.E.M. Gooseneck Couplers BLTL-50
etrailer.com
1K+
$68.94
Blaylock EZ Lock Gooseneck Coupler Lock - Bulldog/Stallion/Superior/T.E.M. Gooseneck Couplers BLTL-50
etrailer.com