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Home > Coupler Locks

Trailer coupler locks can be used reduce the possibility of trailer theft. Your best investment for trailer security. These trailer coupler locks have a unique design, which protects better than conventional padlocks. Fulton, Bulldog and Master Locks are perfect for: Boat Trailers, Jet Ski Trailers, Utility, Cargo, RV, Horse and most other recreational trailers.

Products (Total Items: 8)

Keyed-Alike Maximum Security Universal Trailer Coupler Lock for 1-7/8", 2" and 2-5/16" Couplers

Keyed-Alike Maximum Security Universal Trailer Coupler Lock for 1-7/8", 2" and 2-5/16" Couplers

Maximum Security Universal Trailer Coupler Lock

Part Number: ST-DT25013KA

Availability: In Stock

Retail Price: $44.99 Your Savings: $10.00
Price: $34.99

Maximum Security Universal Trailer Coupler Lock for 1-7/8", 2" and 2-5/16" Couplers

Maximum Security Universal Trailer Coupler Lock for 1-7/8", 2" and 2-5/16" Couplers

Maximum Security Universal Trailer Coupler Lock

Part Number: ST-DT25013

Availability: In Stock

Retail Price: $44.99 Your Savings: $8.00
Price: $36.99

Master Lock Universal Trailer Coupler Lock 379DAT

Master Lock Universal Trailer Coupler Lock 379DAT

Master Lock Universal Trailer Coupler Lock

Part Number: ST-ML379DAT

Availability: In Stock

Retail Price: $35.99 Your Savings: $6.00
Price: $29.99

CT Johnson DEADBOLT Surge Brake Coupler Lock (2-1/2" Span) #RC4

CT Johnson DEADBOLT Surge Brake Coupler Lock (2-1/2" Span) #RC4

DEADBOLT Surge Brake Coupler Lock (2-1/2" Span) #RC4

Part Number: ST-RC4

Availability: In Stock



Price Buster: $17.99

CT Johnson DEADBOLT A-Frame Coupler Lock (2" Span) #RC3

CT Johnson DEADBOLT A-Frame Coupler Lock (2" Span) #RC3

DEADBOLT A-Frame Coupler Lock (2" Span) #RC3

Part Number: ST-RC3

Availability: In Stock



Price Buster: $17.99

CT Johnson DEADBOLT Coupler Lock (1/2" Span) #RC2

CT Johnson DEADBOLT Coupler Lock (1/2" Span) #RC2

DEADBOLT Coupler Lock (1/2" Span) #RC2

Part Number: ST-RC2

Availability: In Stock



Price Buster: $17.99

UMAX 50 Universal Trailer Coupler Lock

UMAX 50 Universal Trailer Coupler Lock

UMAX 50 Universal Trailer Coupler Lock

Part Number: ST-UMAX50

Availability: In Stock

Retail Price: $54.99 Your Savings: $15.00
Price: $39.99

Gorilla Guard Universal Trailer Coupler Lock

Gorilla Guard Universal Trailer Coupler Lock

Gorilla Guard Universal Trailer Coupler Lock

Part Number: ST-UTL1000600

Availability: In Stock

Retail Price: $54.99 Your Savings: $15.00
Price: $39.99

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