Top 8 Trailer Hitch Lock – Towing Hitch Receivers

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1. Connor

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Connor 1615320 Black 1/2" and 5/8" Nickel Swivel Head Receiver Lock for Class I-V New

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Connor #ad - Ease of mind tow up to 3, 000 gtw for long pin without any worries! small pin: 2-7/8" usable length, 500 GTW for small pin or 20, Long Pin: 3-1/2" usable length. Save time, avoid fumbling with keys, be safe remove the key right after unlocking to avoid all the key fumbling and hassle! push-to-lock technology ensures a secure fit everytime - PLEASE PUSH ALL THE WAY IN TO HEAR CLICK AND ENSURE IT'S FULLY LOCKED.

Dependable strength engineered to increase durability and strength- Includes 2 keys and an all-weather rubber key slot cap. Constructed from heavy duty solid steel for superior strength durable black nickel finish - For replacement keys please visit our website or contact us on Amazon. Fits most common hitch setups fits all class i/ii 1-1/4" x 1-1/4" & class iii/iv/v 2" x 2" and 2-1/2" x 2-1/2" receivers 1/2" & 5/8" pin.
BrandConnor #ad
ManufacturerConnor #ad
Weight0.73 Pounds
Part Number1615320
Model1615320
WarrantyLimited Lifetime Warranty

2. Tow Ready

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Tow Ready 63228 'Gorilla Guard' Coupler Lock for 2" Couplers

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Tow Ready #ad - Design shields lock from tampering devices. Fits most 2 inch trailer couplers. Coupler width including lip cannot exceed 3-13/16 inches. Height of coupler lip cannot be greater than 5/16 inch.
BrandTow Ready #ad
ManufacturerTow Ready #ad
Height3 Inches
Length7 Inches
Weight2.1 Pounds
Width6 Inches
Part Number63228
Model63228
Warrantylimited warranty

3. CURT

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CURT 23081 Powder-Coated Aluminum Trailer Tongue Lock for 2 or 2-5/16-Inch Couplers

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CURT #ad - It also features a grey powder coat finish for maximum corrosion prevention. Weather-resistant. With a standardized channel, this trailer coupler lock fits 2-inch and 2-5/16-inch flat and rolled-lip trailer couplers.

This trailer tongue lock is protected from the elements with its highly corrosion-resistant aluminum construction. For your convenience, two keys are included with this trailer tongue lock. This trailer tongue lock has a sleek, subtle look to deter theft, and uses a simple 1/4-turn lock activation for convenient locking and unlocking as needed.

You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access. Versatile. Easy to operate. Dependable security. To help protect your trailer from theft, this trailer lock fits over the trailer tongue and is designed to prevent a trailer ball from being inserted into the trailer coupler. Two keys included.
BrandCURT #ad
ManufacturerCurt Manufacturing #ad
Height5.13 Inches
Length5.75 Inches
Weight1.85 Pounds
Width3.25 Inches
Part Number23081
Model23081
WarrantyLimited Lifetime Warranty (One-Year Finish, One-Year Parts)

4. Bulldog

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Bulldog 580410 Easy Access Adjustable Trailer Coupler Lock

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Bulldog #ad - Lock housing rotates 360 degrees. Limited lifetime warranty included. Includes 2 keys. Easy access model with side key entry. Sliding dust cap.
BrandBulldog #ad
ManufacturerBulldog #ad
Height7 Inches
Length2.88 Inches
Weight0.5 Pounds
Width1.75 Inches
Part Number580410
Model580410
WarrantyNA

5. CURT

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Up to 3-3/8-Inch Coupler Span, CURT 23523 Chrome Trailer Tongue Lock 1/4-Inch Pin Diameter

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CURT #ad - To help protect your trailer from theft, this trailer tongue lock is made with high-strength steel construction. Two keys included. For your convenience, two keys are included with this trailer tongue lock.

The internal components of this trailer pin lock can easily be protected from the elements with the included watertight dust cap, while the entire coupler lock is shielded against corrosion with a durable chrome plating. This barbell-style trailer tongue lock promotes an impenetrable appearance to deter theft, and uses a simple 1/4-turn lock activation for convenient locking and unlocking as needed.

With a 1/4-inch diameter pin, this trailer coupler lock fits latch-type couplers with a maximum span of up to 3-3/8 inches. Watertight. Versatile. Dependable security. You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access. Easy to operate.
BrandCURT #ad
ManufacturerCURT Manufacturing #ad
Height2 Inches
Length7 Inches
Weight0 Pounds
Width2 Inches
Part Number23523
Model23523
WarrantyLimited Lifetime Warranty (One-Year Finish, One-Year Parts)

6. Tow Ready

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Tow Ready 63227 Coupler Lock For Most 2 5/16" Couplers

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Tow Ready #ad - Fits most 2-5/16" trailer couplers. Coupler width including lip cannot exceed 4-1/8". Height of coupler lip cannot be greater than 5/16". Design shields Lock From Tampering Devices.
BrandTow Ready #ad
ManufacturerTow Ready #ad
Height3 Inches
Length6 Inches
Weight2 Pounds
Width5.8 Inches
Part Number63227
Model63227

7. CURT

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CURT 23505 Right-Angle Trailer Set 5/8-Inch Hitch Lock for 2-Inch Receiver

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CURT #ad - Complete security. Ergonomic operation. This trailer lock set offers comprehensive security of your towing system. The coupler lock has a 1/4-inch pin and fits coupler latches with a 1-inch to 3-inch span. These right-angle hitch locks have a built-in swivel feature and simple 1/4-turn lock activation to allow the heads to twist toward you for easy, ergonomic access when locking or unlocking your trailer.

It includes a trailer hitch lock for locking a ball mount or other accessory into your hitch receiver, as well as a coupler lock for securing your trailer coupler when hitched up to your vehicle. Versatile. The internal components of the hitch lock and trailer coupler lock can be easily protected from the elements with the included watertight dust caps.

Watertight. Dependable strength. To protect your equipment from theft and give you peace of mind, the hitch lock and trailer coupler lock are made with high-strength steel construction. With a 5/8-inch diameter pin, the receiver hitch lock fits virtually any 2-inch hitch receiver with a 5/8-inch hole, making it a perfect fit for most class 3, class 4 and class 5 hitches. The locks are also keyed alike for convenient, one-key access four keys included.
BrandCURT #ad
ManufacturerCURT Manufacturing #ad
Height3 Inches
Length9 Inches
Width6 Inches
Part Number23505
Model23505
WarrantyLimited Lifetime

8. Blaylock American Metal

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Blaylock American Metal TL-23 Coupler Lock

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Blaylock American Metal #ad - Fits 2-5/16" bulldog style couplers. Recreational and industrial use. One piece easy to use push button construction. Covers hammer blow, cequent, bulldog. Solid cast aluminum construction completely encases the receiver.
BrandBlaylock American Metal #ad
ManufacturerBlaylock American Metal #ad
Height5 Inches
Length7.9 Inches
Weight2.4 Pounds
Width5.5 Inches
Part NumberTL-23
ModelTL-23