Shop master lock universal trailer coupler lock

Sponsored
About our ads
$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
15K+
$36.86
Master Lock 379DAT Trailer Lock, Universal
Mr. Lock
1
$36.86
Master Lock 379DAT Trailer Lock, Universal
Mr. Lock
1
$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
15K+
$10.53
Master Lock 2847DAT Coupler Lock
Mr. Lock
1
$10.53
Master Lock 2847DAT Coupler Lock
Mr. Lock
1
$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
12K+
$24.75
Master Lock Trailer Coupler Latch Lock - 3-1/2" Span - 9/32" Diameter - Chrome ML94VR
etrailer.com
1K+
$24.75
Master Lock Trailer Coupler Latch Lock - 3-1/2" Span - 9/32" Diameter - Chrome ML94VR
etrailer.com
1K+
$31.78
Master Lock Universal Trailer Coupler Lock 379DAT
etrailer.com
383
$31.78
Master Lock Universal Trailer Coupler Lock 379DAT
etrailer.com
383
$12.71
Master Lock Coupler Lock: Universal, Stainless Steel, (2) Keys, Receiver Lock Model: 2847DATSC
Grainger
$12.71
Master Lock Coupler Lock: Universal, Stainless Steel, (2) Keys, Receiver Lock Model: 2847DATSC
Grainger
$33.07
Master Lock Receiver/Coupler Lock: Silver, (2) Keys, Trailer Locking Kit Model: 2848DAT
Grainger
1K+
$33.07
Master Lock Receiver/Coupler Lock: Silver, (2) Keys, Trailer Locking Kit Model: 2848DAT
Grainger
1K+
$34.40
Master Lock Trailer Coupler Lock - 1-7/8", 2" And 2-5/16" Ball Couplers ML389DAT
etrailer.com
15K+
$34.40
Master Lock Trailer Coupler Lock - 1-7/8", 2" And 2-5/16" Ball Couplers ML389DAT
etrailer.com
15K+
$40.42
Master Lock Universal Trailer Coupler Lock Keyed Alike To Key 0313 | 379KAATPY-0313
Lowe's
$40.42
Master Lock Universal Trailer Coupler Lock Keyed Alike To Key 0313 | 379KAATPY-0313
Lowe's
$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
15K+
$43.75
Master Lock Universal Trailer Coupler Lock
Forestry Suppliers Inc.
15K+
$43.75
Master Lock Universal Trailer Coupler Lock
Forestry Suppliers Inc.
15K+
$46.12
Master Lock Trailer Coupler Lock Universal 1-7/8-In. 389DAT
DkHardware.com
15K+
$46.12
Master Lock Trailer Coupler Lock Universal 1-7/8-In. 389DAT
DkHardware.com
15K+
$55.00
Master Lock 2-5/16" Trailer Coupler Lock 378DAT
etrailer.com
4K+
$55.00
Master Lock 2-5/16" Trailer Coupler Lock 378DAT
etrailer.com
4K+
$60.95
Master Lock Gray Zinc Die Cast Coupler Lock
Airgas
1K+
$60.95
Master Lock Gray Zinc Die Cast Coupler Lock
Airgas
1K+
$44.91
Master Lock 1-7/8", 2", And 2-5/16" Trailer Coupler Lock - Gray - Keyed Alike ML377KA
etrailer.com
$44.91
Master Lock 1-7/8", 2", And 2-5/16" Trailer Coupler Lock - Gray - Keyed Alike ML377KA
etrailer.com
$29.99
$34.99
Master Lock Universal Trailer Coupler Lock, Model 389DAT
Northern Tool
15K+
14% off
$29.99
$34.99
Master Lock Universal Trailer Coupler Lock, Model 389DAT
Northern Tool
15K+
$109.86
Master Lock 379DAT | Universal Trailer Coupler Lock, Keyed Different
AllDataResource.com
383
$109.86
Master Lock 379DAT | Universal Trailer Coupler Lock, Keyed Different
AllDataResource.com
383
$108.91
$115.12
Master Lock 389DAT | Universal Trailer Coupler Lock
AllDataResource.com
15K+
$108.91
$115.12
Master Lock 389DAT | Universal Trailer Coupler Lock
AllDataResource.com
15K+
$128.90
$134.84
Master Lock 379ATPY | Universal Trailer Coupler Lock, Keyed Different, Rekeyable Cylinder
AllDataResource.com
4K+
$128.90
$134.84
Master Lock 379ATPY | Universal Trailer Coupler Lock, Keyed Different, Rekeyable Cylinder
AllDataResource.com
4K+
$43.57
Master Lock Trailer Coupler Lock - Universal For All Sizes 379DAT
DkHardware.com
383
$43.57
Master Lock Trailer Coupler Lock - Universal For All Sizes 379DAT
DkHardware.com
383
$81.46
Master Lock Coupler Lock: Stainless Steel, Coupler Lock Model: 3794DAT
Grainger
$81.46
Master Lock Coupler Lock: Stainless Steel, Coupler Lock Model: 3794DAT
Grainger
$50.19
$54.66
Master Lock 377DAT | Trailer Coupler Lock, Keyed Different
AllDataResource.com
1K+
$50.19
$54.66
Master Lock 377DAT | Trailer Coupler Lock, Keyed Different
AllDataResource.com
1K+
$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
4K+
$45.00
Master Lock 389Dat Universal Trailer Coupler Lock Red Anti-Theft Tow
eBay
$45.00
Master Lock 389Dat Universal Trailer Coupler Lock Red Anti-Theft Tow
eBay
$45.00
Master Lock Universal Tailer Coupler Lock 1-7/8, 2, 2-5/16 389DAT NEW. Master Lock. Red. Other RV, Trailer & Camper Parts & Accessories.
eBay
Free shipping
$45.00
Master Lock Universal Tailer Coupler Lock 1-7/8, 2, 2-5/16 389DAT NEW. Master Lock. Red. Other RV, Trailer & Camper Parts & Accessories.
eBay
Free shipping
$14.35
Master Lock Trigger Style Coupler Lock For 1-7/8" And 2" Couplers 605DAT
etrailer.com
1K+
$14.35
Master Lock Trigger Style Coupler Lock For 1-7/8" And 2" Couplers 605DAT
etrailer.com
1K+
$35.17
Master Lock-Universal Size Fits 1-7/8, 2, 2-5/16 Couplers - Trailer
eBay
$35.17
Master Lock-Universal Size Fits 1-7/8, 2, 2-5/16 Couplers - Trailer
eBay
$40.42
Masterlock 379ATPY Universal Trailer Coupler Lock With Rekeyable Cylinder
Toolup.com
$40.42
Masterlock 379ATPY Universal Trailer Coupler Lock With Rekeyable Cylinder
Toolup.com
$31.00
Master Lock Universal Size Fits 1-7/8, 2, 2-5/16 Couplers Trailer
eBay
$31.00
Master Lock Universal Size Fits 1-7/8, 2, 2-5/16 Couplers Trailer
eBay
$41.69
Master Lock Trailer Lock, Universal Coupler 379Dat, Silver
eBay
$41.69
Master Lock Trailer Lock, Universal Coupler 379Dat, Silver
eBay
$54.49
Master Lock Set - Coupler Ball Lock, Locking Hitch Pin, And Coupler Latch Lock ML44VR
etrailer.com
1K+
$54.49
Master Lock Set - Coupler Ball Lock, Locking Hitch Pin, And Coupler Latch Lock ML44VR
etrailer.com
1K+
$19.99
Master Lock 9/16in. To 2 3/4in. Long Adjustable Stainless Steel Trailer Coupler Latch Lock, Model 2847DAT
Northern Tool
1
$19.99
Master Lock 9/16in. To 2 3/4in. Long Adjustable Stainless Steel Trailer Coupler Latch Lock, Model 2847DAT
Northern Tool
1
$41.99
Master Lock Trailer Coupler Lock - Red
Sportsman's Warehouse
$41.99
Master Lock Trailer Coupler Lock - Red
Sportsman's Warehouse
$35.08
MASTERLOCK 389DAT Universal Coupler Lock
jBUYj.com
$35.08
MASTERLOCK 389DAT Universal Coupler Lock
jBUYj.com
Unboxing & Overview: Master Lock Universal Trailer Coupler Lock
3:13
Unboxing & Overview: Master Lock Universal Trailer Coupler Lock
5.4K viewsDec 10, 2015
YouTubeMatt Kaczynski
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
Trailer Security Made Simple with the Master Lock Universal Coupler Lock
0:26
Trailer Security Made Simple with the Master Lock Universal Couple…
2.2K viewsJan 10, 2025
YouTubeCommQuest
Secure Your Trailer with the Master Lock Universal Coupler Lock
0:28
Secure Your Trailer with the Master Lock Universal Coupler Lock
7.4K viewsDec 24, 2024
YouTubeCommQuest
Master Lock Universal Size Fits 1 78, 2, and 2 516 Couplers Trailer Locks #389DAT
1:00
Master Lock Universal Size Fits 1 78, 2, and 2 516 Couplers Trailer Lock…
2 views4 months ago
YouTubeวัชรพงศ์ ทองเหว่า
(1532) Master Lock Trailer Couplers (379ATPY & 389DAT) (JUNK!)
7:26
(1532) Master Lock Trailer Couplers (379ATPY & 389DAT) (JUNK!)
106.6K viewsJul 17, 2019
YouTubeBill Johnson
Master Lock Universal Coupler Lock: Secure Your Trailer
0:28
Master Lock Universal Coupler Lock: Secure Your Trailer
1.9K viewsFeb 19, 2025
YouTubeCommQuest
4:35
Harbor Freight Universal Trailer Lock
5K viewsNov 24, 2022
YouTubeGriff
2:26
Quality product - Master Lock Trailer Lock, Trailer Coupler & Receiver L…
3 views3 months ago
YouTubeRT Shop
2:22
etrailer | A Closer Look at the Master Lock Trailer Coupler Lock
145 views5 months ago
YouTubeetrailer
2:00
Master Lock Coupler Lock
746 views10 months ago
YouTube44 Years Around the Sun
4:29
Coupler Locks to Secure Your Trailer
53.3K viewsJun 4, 2021
YouTubeU-Haul Trailer Hitches And Towing
3:16
[410] Master Lock 605DAT Trailer Coupler Lock Picked and Bypassed
28.2K viewsMar 10, 2017
YouTubeLockPickingLawyer
2:28
Heavy Duty Trailer Security With Master Lock 378DAT Coupler Lock
1 views2 months ago
YouTubeDVM NEWS
4:53
Top 5 Best Trailer Locks Review in 2023
1K viewsApr 26, 2021
YouTubeLegend Handyman
1:45
Universal Coupler Lock: Review and Demo
7.3K viewsJun 4, 2021
YouTubeU-Haul Trailer Hitches And Towing
1:37
Master Lock Trailer Lock, Stainless Steel Adjustable Coupler Latch Lo…
54 views10 months ago
YouTubeวัชรพงศ์ ทองเหว่า
1:00
How To Install a Universal Coupler Lock
14.3K viewsSep 4, 2020
YouTubeTowSmart
3:48
etrailer | Comprehensive Review: Master Lock Hitch Receiver and C…
1.2K viewsJan 4, 2021
YouTubeetrailer
1:28
Heavy-Duty Coupler Lock | Trailer Lock | Trailer Gear | Trailer Lock f…
157 views5 months ago
YouTubeShellee L.
0:45
Master Lock Trailer Hitch Lock, Fits 1-7/8 in., 2 in., and Most 2-5/16 in. …
36 viewsOct 3, 2008
amazon
0:30
Master Lock Universal Trailer Hitch Lock
152 viewsFeb 27, 2025
Walmart.com
Master Lock Universal Trailer Coupler Lock Master Lock Trailer …
May 15, 2024
etrailer.com
3:48
Model 2516 Trailer Lock Installation | Proven Industries Security Guide
23.7K views8 months ago
YouTubeProven Industries
2:26
[665] Master Lock Trailer Coupler Lock Picked FAST (Model 379ATPY)
49.3K viewsApr 21, 2018
YouTubeLockPickingLawyer
0:22
Universal Trailer Coupler Lock - 8476046
1.6K viewsMay 21, 2021
YouTubePrincess Auto
4:14
Top 5 Best Trailer Lock in 2025
473 viewsJul 13, 2024
YouTubeReview Click
5:55
How to Install the NEW Proven Industries Model 2516 Coupler Lo…
9.7K views5 months ago
YouTubeProven Industries
2:10
etrailer | Review of Master Lock Trailer Coupler Lock - Latch Lock …
31 views10 months ago
YouTubeetrailer
See more videos
Static thumbnail place holder

Shop master lock universal trailer coupler lock

Sponsored
About our ads
$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
15K+
$36.86
Master Lock 379DAT Trailer Lock, Universal
Mr. Lock
1
$36.86
Master Lock 379DAT Trailer Lock, Universal
Mr. Lock
1
$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
15K+
$10.53
Master Lock 2847DAT Coupler Lock
Mr. Lock
1
$10.53
Master Lock 2847DAT Coupler Lock
Mr. Lock
1
$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
12K+
$24.75
Master Lock Trailer Coupler Latch Lock - 3-1/2" Span - 9/32" Diameter - Chrome ML94VR
etrailer.com
1K+
$24.75
Master Lock Trailer Coupler Latch Lock - 3-1/2" Span - 9/32" Diameter - Chrome ML94VR
etrailer.com
1K+
$31.78
Master Lock Universal Trailer Coupler Lock 379DAT
etrailer.com
383
$31.78
Master Lock Universal Trailer Coupler Lock 379DAT
etrailer.com
383
$12.71
Master Lock Coupler Lock: Universal, Stainless Steel, (2) Keys, Receiver Lock Model: 2847DATSC
Grainger
$12.71
Master Lock Coupler Lock: Universal, Stainless Steel, (2) Keys, Receiver Lock Model: 2847DATSC
Grainger
$33.07
Master Lock Receiver/Coupler Lock: Silver, (2) Keys, Trailer Locking Kit Model: 2848DAT
Grainger
1K+
$33.07
Master Lock Receiver/Coupler Lock: Silver, (2) Keys, Trailer Locking Kit Model: 2848DAT
Grainger
1K+
$34.40
Master Lock Trailer Coupler Lock - 1-7/8", 2" And 2-5/16" Ball Couplers ML389DAT
etrailer.com
15K+
$34.40
Master Lock Trailer Coupler Lock - 1-7/8", 2" And 2-5/16" Ball Couplers ML389DAT
etrailer.com
15K+
$40.42
Master Lock Universal Trailer Coupler Lock Keyed Alike To Key 0313 | 379KAATPY-0313
Lowe's
$40.42
Master Lock Universal Trailer Coupler Lock Keyed Alike To Key 0313 | 379KAATPY-0313
Lowe's
$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
15K+
$43.75
Master Lock Universal Trailer Coupler Lock
Forestry Suppliers Inc.
15K+
$43.75
Master Lock Universal Trailer Coupler Lock
Forestry Suppliers Inc.
15K+
$46.12
Master Lock Trailer Coupler Lock Universal 1-7/8-In. 389DAT
DkHardware.com
15K+
$46.12
Master Lock Trailer Coupler Lock Universal 1-7/8-In. 389DAT
DkHardware.com
15K+
$55.00
Master Lock 2-5/16" Trailer Coupler Lock 378DAT
etrailer.com
4K+
$55.00
Master Lock 2-5/16" Trailer Coupler Lock 378DAT
etrailer.com
4K+
$60.95
Master Lock Gray Zinc Die Cast Coupler Lock
Airgas
1K+
$60.95
Master Lock Gray Zinc Die Cast Coupler Lock
Airgas
1K+
$44.91
Master Lock 1-7/8", 2", And 2-5/16" Trailer Coupler Lock - Gray - Keyed Alike ML377KA
etrailer.com
$44.91
Master Lock 1-7/8", 2", And 2-5/16" Trailer Coupler Lock - Gray - Keyed Alike ML377KA
etrailer.com
$29.99
$34.99
Master Lock Universal Trailer Coupler Lock, Model 389DAT
Northern Tool
15K+
14% off
$29.99
$34.99
Master Lock Universal Trailer Coupler Lock, Model 389DAT
Northern Tool
15K+