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Best Trailer Coupler Locks

From leading brands and best sellers available on the web.
#1

Winner

Trimax UMA

Trimax

Trimax UMAX100 Premium Universal 'Solid Hardened Steel' Trailer Lock (fits All couplers)

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#2
RETRUE Uni

RETRUE

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, Yellow, Lightweight

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#3
Master Loc

Master Lock

Master Lock 379ATPY Universal Trailer Hitch Lock, Black

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#4
Master Loc

Master Lock

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

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#5
Master Loc

Master Lock

Master Lock Trailer Hitch Lock, Fits 1-7/8 in., 2 in., and Most 2-5/16 in. Trailer Couplers, Weather Resistant Automotive Hitch Lock with Keys, 377KA

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#6
REESE Towp

Reese

REESE Towpower 72783 Coupler Lock, Adjustable Storage Security, Heavy-Duty Steel, Yellow and Chrome

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#7
Proven Ind

Proven Industries

Proven Industries Lock Model #2516 (Fits Some 2 5/16" Couplers) (Black)

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#8
Reese Towp

Reese

Reese Towpower 7006600 Trailer Hitch Coupler Lock

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#9
AMPLOCK U-

AMPLock

AMPLOCK U-TLS2516G Airstream RV Coupler Lock/Trailer Coupler Lock (fits 2 5/16 inches Coupler only)

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#10
AMPLOCK U-

AMPLock

AMPLOCK U-TLS2 boat trailer lock/trailer coupler lock/RV lock (fits on 2 inches coupler only)

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