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10 bestMaster Lock Trailersof December 2025

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Rhino USA Trailer Hitch Coupler Lock Kit (Includes 2" & 1/4" Couplers) Heavy Duty Anti-Theft Tongue Locks for Boat, RV, Travel Trailers & More - Reinforced Solid Steel for Ultimate Peace of Mind!
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1

Kohree Heavy Duty Trailer Coupler Lock, RV Trailer Locks fit 2-5/16 inches, 2", 1-7/8" Couplers, Sturdy Structural Steel Safety Tow Lock with 4 Keys & 4 Dust Covers, Black
Kohree Heavy Duty Trailer Coupler Lock, RV Trailer Locks fit 2-5/16 inches, 2", 1-7/8" Couplers, Sturdy Structural Steel Safety Tow Lock with 4 Keys & 4 Dust Covers, Black

Kohree

9.9

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11% off

2

Master Lock 379ATPY Universal Trailer Coupler Lock
Master Lock 379ATPY Universal Trailer Coupler Lock

Master Lock

9.8

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3

Master Lock Trailer Lock, Trailer Coupler Lock, Fits 2-5/16 inch Couplers, 378DAT
Master Lock Trailer Lock, Trailer Coupler Lock, Fits 2-5/16 inch Couplers, 378DAT

Master Lock

9.6

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4

PEAKLOCK Heavy-Duty Keyed Alike 2-7/8” Hidden Shackle Trailer Van Door Lock with Two Keys 4PK
PEAKLOCK Heavy-Duty Keyed Alike 2-7/8” Hidden Shackle Trailer Van Door Lock with Two Keys 4PK

PEAKLOCK

9.4

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5

RETRUE Universal Coupler Lock Trailer Locks Ball Hitch Trailer Hitch Lock Adjustable Security Heavy-Duty Steel Fits 1-7/8 Inch, 2 Inch, 2-5/16 Inch Couplers, Grey
RETRUE Universal Coupler Lock Trailer Locks Ball Hitch Trailer Hitch Lock Adjustable Security Heavy-Duty Steel Fits 1-7/8 Inch, 2 Inch, 2-5/16 Inch Couplers, Grey

RETRUE

9.3

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Related productsUp to 14% off

Rhino USA Trailer Hitch Coupler Lock Kit (Includes 2" & 1/4" Couplers) Heavy Duty Anti-Theft Tongue Locks for Boat, RV, Travel Trailers & More - 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 - Reinforced Solid Steel for Ultimate Peace of Mind!

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Master Lock 3794DAT Trailer Coupler and Hitch Pin Lock Set, Keyed Alike,Black

Master Lock 3794DAT Trailer Coupler and Hitch Pin Lock Set, Keyed Alike,Black

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PEAKLOCK Heavy-Duty Keyed Alike 2-7/8” Hidden Shackle Trailer Van Door Lock with Two Keys (1)

PEAKLOCK Heavy-Duty Keyed Alike 2-7/8” Hidden Shackle Trailer Van Door Lock with Two Keys (1)

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Master Lock Hitch Pin, Stainless Steel Barrel Head Hitch Pin, Fits 5/8 in. Receivers, 1465DAT

Master Lock Hitch Pin, Stainless Steel Barrel Head Hitch Pin, Fits 5/8 in. Receivers, 1465DAT

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24% off

6

Master Lock Gold Outdoor Combination Lock, Heavy Duty Weather Resistant Padlock, Resettable Combination Lock for Outdoor Use 1.2 x 2 x 3.87 inches, 2 Pack, M175LFEC2
Master Lock Gold Outdoor Combination Lock, Heavy Duty Weather Resistant Padlock, Resettable Combination Lock for Outdoor Use 1.2 x 2 x 3.87 inches, 2 Pack, M175LFEC2

Master Lock

9.1

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7

Master Lock - Universal Size Fits 1-7/8", 2", and 2-5/16" Couplers - Trailer Locks #389DAT
Master Lock - Universal Size Fits 1-7/8", 2", and 2-5/16" Couplers - Trailer Locks #389DAT

Master Lock

8.9

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8

Master Lock - (6) Keyed Alike Universal Trailer Coupler Locks 379KA-6
Master Lock - (6) Keyed Alike Universal Trailer Coupler Locks 379KA-6

Master Lock

8.6

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9

Master Lock - (2 Keyed Alike Universal Trailer Coupler/Tongue Locks 379KA-2
Master Lock - (2 Keyed Alike Universal Trailer Coupler/Tongue Locks 379KA-2

Master Lock

8.4

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10

Master Lock 470-377DAT Nickel Chrome Finish, Zinc Die Cast Coupler Lock
Master Lock 470-377DAT Nickel Chrome Finish, Zinc Die Cast Coupler Lock

Master Lock

8.1

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