10 bestTrailer Tongue Locksof March 2026
112M consumers helped this year.
1

AMPLOCK BRP2516 RV/Trailer Coupler Lock - Secure Your 2 5/16'' Ball Coupler with Straight Lip - North American Craftsmanship for Ultimate Trailer Protection with a Push and Lock System I Made in Canada
AMPLock

10.0
2

AMPLOCK BRP2 Boat Trailer Lock/Trailer Lock/RV Lock (fits on 2 inches Coupler) I Made in Canada
AMPLock

10.0
3

AMPLock TLS2: 2'' RV Lock/Trailer Coupler Lock/Boat Trailer Lock - Secure Your 2'' Coupler with Flat Lip - Ultimate Protection for Trailers and RVs - Push and Lock System for Effortless Security
AMPLock

9.8
4

Proven Industries Model 2516 Trailer Lock, Fits 2 5/16-Inch Couplers, Secures Safety Chains, Made in The USA, (Blue)
Proven Industries

9.6
5

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
Editor’s Choice

9.4
Other
6

AMPLOCK BRA2516 | Heavy Duty 2-5/16" Ball Coupler Lock | Patented 2-Parts Trailer Lock | Fits ONLY 2-5/16" Coupler with Round Edge Design/Sleeve-Lock Design | Made in Canada
AMPLock

9.1
7

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

8.9
8

Master Lock 379ATPY Universal Trailer Coupler Lock
Master Lock

8.6
9

Proven Industries Model 2517-AS Trailer Lock, Fits (2020-2023) 2 5/16-Inch Airstream Couplers, Made in The USA (Black)
Proven Industries

8.3
10

RETRUE Universal Coupler Lock Heavy-Duty Trailer Coupler Locks Ball Hitch Tow Hitch Lock for 1-7/8 Inch, 2 Inch, 2-5/16 Inch Couplers, Grey
RETRUE

8.0
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