Updated: 26 Feb 2025

locking a boat trailers

Updated: 26 Feb 2025

#1

Best Choice
METOWARE Trailer Hitch Locks Receiver Lock Keyed Alike Fits Class III IV 2" 2-1/2" Receiver with 5/8" Dia 3-1/2” Long Pin and Anti-Rattle Rubber O-Rings, for Trailer Truck Car Boat (4 Pack)

9.9

METOWARE

Read more

Main highlights

UNIVERSAL COMPATIBILITY - The trailer hitch locks is designed with a diameter 5/8" and a length of 3-1/2”. It is compatible with class III IV hitches, 2” 2-1/2” hitch receiver, big towing truck and car (Please make sure of the size of the lock or email us for more information before placing an order).

SAFE & EASY TO USE - The core of the hitch pin lock is made of premium zinc alloy tubular. Its anti-theft design can withstand significant blogs from different kinds of external force. Additionally, this hitch lock set includes rubber cap which effectively keeps the keyhole away from dirt, dust, water.

HEAVY DUTY TRAILER HITCH PIN LOCK – It’s a newly upgraded trailer hitch pin lock with all metal construction. Two tubular keys are included to ensure easy fit and detach.And the rubber O-ringsprevents any rattling noises.
#2

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

9.8

Rhino USA

Read more

Why we love it

American owned and operated

Powder coated for protection from the elements

Fits most 2 inch couplers

Main highlights

Key Features
USA-based family business offering a rust-resistant, powder-coated trailer lock fitting most 2-inch couplers for ultimate theft protection.

Ideal Use Cases
Perfect for securing boats, toy haulers, and trailers, ensuring peace of mind against theft in various weather conditions.

Customer Praise
Highly praised for its durability and effectiveness in preventing theft, offering customers a guaranteed 5-star experience and satisfaction.
Curious about how we select the top products for you? Explore How It Works

How do we rank
Our AI-powered platform ranks products using multiple weighted factors from millions of products and user reviews across the web, providing the most valuable and real data. Higher scores rank first.
#3
CZC AUTO Black Trailer Hitch Coupler Lock, Dia 1/4 Inch, 3/4 Inch Span for Tow Boat RV Truck Car's Coupler (1 Pack, Black)

9.7

CZC AUTO

Read more

Why we love it

Compact and easy to carry.

High-strength steel deters theft.

Corrosion-resistant finish.

Main highlights

Compact Design and Durability
CZC AUTO Trailer Hitch Coupler Lock is portable and durable, featuring high-strength steel and corrosion-resistant coating.

Versatile Application
Ideal for securing trailers, boats, RVs, trucks, and cars.

Customer Satisfaction
Praised for quality and reliability, with a 4.5-star rating.
#4
METOWARE Trailer Tongue Coupler Lock 1/4" Dia, 3-1/2" Span, Trailer Hitch Lock for Latch-Type Coupler, Black Trailer Pin Lock for Towing Trailer RV Car Boat Truck (1 Pack)

9.6

METOWARE

Read more

Why we love it

Secure: Heavy duty steel construction, reinforced zinc alloy lock core, stronger tubular keys.

Convenient: Push to lock design, easy operation.

Protection: Electrophoretic paint, watertight rubber cap rust prevention.

Main highlights

Key Features and Benefits
Heavy-duty steel, 361° rotating waterproof design, push-to-lock, rust protection, and enhanced security with zinc alloy core and stronger keys.

Ideal Use Cases
Perfect for securing trailers during transport over wet or snowy roads, ensuring peace of mind against theft and environmental damage.

Customer Reviews Highlight
Most praised for its easy-to-use push-to-lock feature and exceptional durability against rust and security breaches.
#5
RETRUE Trailer Tongue Coupler Lock, Trailer Hitch Lock,Dia 1/4 Inch, 3/4 Inch Span for Tow Boat RV Truck Car's Coupler, Black

9.3

RETRUE

Read more

Why we love it

Universal fit for various couplers.

Durable and weather-resistant.

Enhances trailer security effectively.

Main highlights

Universal Fit Design
Fits latch-type couplers with a 3/4-inch span, enhancing versatility.

Ideal for Theft Prevention
Perfect for securing trailers, boats, and RVs against theft.

Praised for Durability
Customers commend its solid construction and weather resistance.
#6
Funmit Trailer Lock Universal Coupler Ball Lock Fits 1-7/8", 2", and 2-5/16" Couplers, Boat Camper Accessories for Travel Trailers Adjustable Heavy-Duty Steel Hitch Lock Yellow

9.0

Funmit

Read more

Why we love it

The coupler lock is designed to snugly fit 1 7/8 , 2 , and 2 5/16 couplers.

The ratchet is adjustable with 11 locking positions.

The trailer hitch lock is made of high quality materials and is pick resistant, pry resistant, and drill resistant.

Main highlights

SAFETY: Funmit trailer hitch lock is made of high-quality materials and combines with the last anti-theft technology to ensuresafety,and the U-shape lock can resist picking, prying and drilling

HIGH QUALITY: U-shape trailer lock is made of heavy-duty solid /rigid A36 Steel and aluminum alloy,it's durable, rustproof and weatherproof. Passed QC product quality certification

FIT: Funmit trailer coupler lock is designed to fit snugly in 1-7/8”, 2”, 2-5/16” couplers and ratchet is adjustable with 11 locking positions. Each ratchet is tightly engaged with the lock body, it will never be pulled open by brute force like other coupler locks!
#7
CZC AUTO Hitch Receiver Pin Lock, Trailer Receiver Lock with 5/8" Pin for Class III IV 2" and 2-1/2" Receiver, for Hitch Bike Rack Tray Ball Tow Rope for Trailer Truck Car Boat (1 Pack, 5/8 inch pin)

8.9

CZC AUTO

Read more

Why we love it

Strong and durable build.

Versatile for various towing needs.

Highly rated for security.

Main highlights

Durable Construction
Made of black electrophoretic painted carbon steel, resists bending.

Versatile Use
Perfect for securing trailers, bikes, and cargo with 2/2-1/2 receivers.

Highly Rated Security
Customers praise its reliability and effective locking mechanism.
#8
Rhino USA Trailer Hitch Pin - Patented 5/8" Locking Receiver Hitch Pins for Class III IV Hitches - Weatherproof Anti-Theft Lockable Pin with Dust, Mud & Gunk Protection - Used to Tow Truck, Boat, Bike

8.8

Rhino USA

Read more

Main highlights

COMMON HITCH SIZES - Our Unique Hitch Pin Fits all Class III & IV Hitches (2" x 2") With Ease.

ANTI-THEFT HITCH PIN - Solid Forged Steel Ensures Protection to Your Trailer & Hitch From Theft

AMERICAN OWNED, FAMILY OPERATED - Join the Rhino Family & Support a USA based Father/Son Business!
#9
Beech Lane 5/8" Combination Locking Receiver Hitch Pin, No Keys Required, Protects All Towables (Trailer, Boat, Bike) from Theft, Indestructible Steel Design, Dust Cover Protects Lock

8.7

Beech Lane

Read more

Main highlights

PROTECTS YOUR TRAVEL TRAILER, FIFTH WHEEL, BOAT, BIKE, ETC FROM THEFT - Tow and travel with peace of mind. Our locking hitch pin deters and prevents theft of your expensive receiver and towables.

NO MORE KEYS! COMBINATION LOCK SECURED - Unlike other locking hitch pins where you have to keep track of a key, ours features a combination lock for ease and practicality. Don't forget your combo!

COMBINATION LOCKING ANTI-THEFT STEEL HITCH PIN (5/8") - The solid steel locking 5/8" hitch pin keeps your trailer and receiver locked and safe from theft. It features an indestructible steel construction.
#10
RITE-HITE Spare Tire Lock Device - Prevent Theft, Protect and Secure Your Spare Tire, Great for Boat Trailers, RVs, SUVs and more

8.6

RITE-HITE

Read more

Main highlights

Secure spare tires on RV's, SUV's, or Cattle trailers

Prevent Theft of Loss of Tire for a Reasonable Price

Great for Bass Boat Trailers

Discover top deals and categories on Amazon Check Deals

locking a boat trailers

METOWARE Trailer Hitch Locks Receiver Lock Keyed Alike Fits Class III IV 2" 2-1/2" Receiver with 5/8" Dia 3-1/2” Long Pin and Anti-Rattle Rubber O-Rings, for Trailer Truck Car Boat (4 Pack)

9.9

Main highlights

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

9.8

Why we love it

Main highlights

CZC AUTO Black Trailer Hitch Coupler Lock, Dia 1/4 Inch, 3/4 Inch Span for Tow Boat RV Truck Car's Coupler (1 Pack, Black)

9.7

Why we love it

Main highlights

METOWARE Trailer Tongue Coupler Lock 1/4" Dia, 3-1/2" Span, Trailer Hitch Lock for Latch-Type Coupler, Black Trailer Pin Lock for Towing Trailer RV Car Boat Truck (1 Pack)

9.6

Why we love it

Main highlights

RETRUE Trailer Tongue Coupler Lock, Trailer Hitch Lock,Dia 1/4 Inch, 3/4 Inch Span for Tow Boat RV Truck Car's Coupler, Black

9.3

Why we love it

Main highlights

Funmit Trailer Lock Universal Coupler Ball Lock Fits 1-7/8", 2", and 2-5/16" Couplers, Boat Camper Accessories for Travel Trailers Adjustable Heavy-Duty Steel Hitch Lock Yellow

9.0

Why we love it

Main highlights

CZC AUTO Hitch Receiver Pin Lock, Trailer Receiver Lock with 5/8" Pin for Class III IV 2" and 2-1/2" Receiver, for Hitch Bike Rack Tray Ball Tow Rope for Trailer Truck Car Boat (1 Pack, 5/8 inch pin)

8.9

Why we love it

Main highlights

Rhino USA Trailer Hitch Pin - Patented 5/8" Locking Receiver Hitch Pins for Class III IV Hitches - Weatherproof Anti-Theft Lockable Pin with Dust, Mud & Gunk Protection - Used to Tow Truck, Boat, Bike

8.8

Main highlights

Beech Lane 5/8" Combination Locking Receiver Hitch Pin, No Keys Required, Protects All Towables (Trailer, Boat, Bike) from Theft, Indestructible Steel Design, Dust Cover Protects Lock

8.7

Main highlights

RITE-HITE Spare Tire Lock Device - Prevent Theft, Protect and Secure Your Spare Tire, Great for Boat Trailers, RVs, SUVs and more

8.6

Main highlights

Similar products on Amazon

CZC AUTO Trailer Hitch Lock, 5/8 Inch Dia, 4 Inch Super Extra Long Receiver Pin for Class III IV Hitches, for Hitch Bike Rack Tray Ball Tow Rope, for Trailer Truck Car Boat (1 Pack)

Trailer Tongue Coupler Lock, Dia 1/4 Inch, 3-1/2 Inch Span Trailer Latch Lock for Latch-Type Coupler, Tow Boat RV Truck Car's Black (1 Pack)

CZC AUTO Trailer Lock 1/4" Dia, Trailer Coupler Lock 3-3/8" Span Trailer Tongue Lock Fits Latch-Type Coupler, Black Trailer Pin Lock with Keys for Towing Boat Truck Trailer RV Car

CZC AUTO Trailer Tongue Coupler Lock, Dia 1/4 Inch, 2-1/2 Inch Span Fits Latch-type Coupler for Towing Boat Truck RV Car Trailer

NiwNiw 2" Heavy Duty Trailer Hitch Lock - Ball Coupler & Safety Chains Anti-Theft, RV/Camper/Boat/Pickup Truck Trailer Lock Secure Design

META Hardware Trailer Hitch Locks, Hitch Lock with 5/8'' Pin Fits Class III IV 2" Hitch Receivers, Tow Hitch Lock with Anti-Rattle O-Rings for Trailer Truck Car Boat (1 Pack)

CZC AUTO Trailer Tongue Coupler Lock Adjustable Trailer Coupler Pin Lock, Dia 1/4 Inch, 3 Inch Effectice Length Fits 1 Inch to 3 Inch Latch-Type Coupler for Towing Boat Truck RV Car Trailer

Attwood 11029-6 Zinc-Plated Steel Boat Trailer Safety Coupler Locking Pin

PATIKIL Trailer Coupler Pin 5/16x4-3/4, 2 Pcs Wire Lock Pin Safety Shaft Locking Pin Round Pto Pins for Farm Trailers Lawn Hitches Garden Tractor Kayak Boat (8x120mm)

CZC AUTO Trailer Tongue Coupler Lock, Dia 1/4 Inch, 7/8 Inch Span Fits Latch-Type Coupler for Towing Boat Truck RV Car Trailer (2 Pack Keyed Alike)

More products you might like

Sign up and get exclusive special deals