Top 10 Etrailer Hitch Lock – Towing Hitch Locks

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1. Master Lock


Master Lock 2866DAT 1/2 in. and 5/8 in. Swivel Head Receiver Lock for Class I-IV, Black, 1 Pack

Master Lock #ad - 13 mm and 5/8 in. Receiver lock provides added security and theft deterrence while towing. 1/2 in. Trailer hitch locking pin is rated up to 3, 5/8 in. 16 mm receivers; usable length of each chrome hitch pin lock is 2-3/4 in.

Locking hitch pin fits 1/2 in. Trailer hitch locking pin is rated up to 10, 500 lbs Class I and II, 000 lbs Class III and IV. Locking head rotates 360 degrees allowing keyway to conveniently face forward; receiver lock features push-to-lock locking mechanism to ensure a secure lock every time; Push head firmly onto the pin and remove key.

For compatibility with bike or other storage racks, please consult the rack manufacturer’s recommendations prior to using this product. 70 mm. Snap-on cover provides weather resistance and prevents dirt and moisture from entering keyway, four-pin cylinder for added security to prevent lock picking. Included components: two Pins, Two Keys, One Locking Swivel Head.
BrandMaster Lock #ad
ManufacturerMaster Lock #ad
Height1.58 Inches
Length8.56 Inches
Weight1.1 Pounds
Width3.75 Inches
Part Number2688DAT
WarrantyLimited Lifetime Warranty



CURT 23518 Black Trailer Hitch Lock, Fits 2-Inch Receiver, 5/8-Inch Pin Diameter

CURT #ad - Watertight. Receiver tube size: 2 in | Pin Diameter:. 625. The internal components of this hitch lock can easily be protected from the elements with the included watertight dust cap, while the entire hitch lock is shielded against corrosion with a durable powder coat finish.

To protect your trailer and trailer hitch ball mount from theft, this locking hitch pin is made with high-strength steel construction. Two keys included. For your convenience, two keys are included with this trailer hitch lock. Easy to operate. The barbell-style locking hitch pin promotes an impenetrable appearance to deter theft, and uses a simple 1/4-turn lock activation for convenient locking and unlocking as needed.

Versatile. You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access. With a 5/8-inch diameter pin and 2. 85 inches of usable pin length, this receiver hitch lock fits virtually any 2-inch x 2-inch hitch receiver with a 5/8-inch hole not compatible with double-walled receiver tubes. Dependable security.
BrandCURT #ad
ManufacturerCURT #ad
Height1.25 Inches
Length8.87 Inches
Weight0.7 Pounds
Width1.87 Inches
Part Number23518
WarrantyLimited 1-year Warranty

3. Rhino USA


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

Rhino USA #ad - Patent pending design - newly Added Weatherproof Slide Cap Protects From Dirt, Mud & Gunk. Common hitch sizes - our unique hitch pin Fits all Class III & IV Hitches 2" x 2" With Ease. Guaranteed 5-star experience - if you aren't 100% Satisfied for any Reason, We'll Refund your Money. American owned, family operated - join the rhino family & support a USA based Father/Son Business! Anti-theft hitch pin - solid forged Steel Ensures Protection to Your Trailer & Hitch From Theft.
BrandRhino USA #ad
ManufacturerRhino USA, Inc. #ad

4. Master Lock


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

Master Lock #ad - The bright red finish discourages thiefs from messing with your trailer. Resists rust and corrosion. Universal coupler lock fits virtually all 1-7/8", 2", and 2-5/16" trailer couplers. The only difference between this one 389DAT and the 379KA is the color. This lock protects unattended trailers and guards against tow-away theft. We can not key two 2 of these locks the same. The similar 379KA coupler locks are available keyed alike. Advanced locking mechanism resists picking and prying. Simple installation and removal.
BrandMaster Lock #ad
ManufacturerMaster Lock #ad
Height7.5 Inches
Length6.5 Inches
Width4 Inches
Part Number389DAT
WarrantyMASTER LOCK PRODUCT WARRANTY Limited Lifetime Warranty Master Lock Company LLC (“Master Lock”) grants the following warranty: If this product or any part of the product fails due to a defect in materials or workmanship at any time during the life of the product, Master Lock will, at its own discretion, repair or replace the product or part free of charge. Simply contact Master Lock at or 1.800.464.2088 for instructions on obtaining repair or replacement.

5. Reese


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

Reese #ad - Guards against truck or trailer towaway theft in storage. Deters theft: bright, highly visible, deterrent yellow color is durable, and an essential accessory to all types of trailers.

Built to last: the reese towpower universal coupler lock is a premium lock constructed with an aluminum body and heavy-duty steel lock bar. Universal fit: ratchet design is adjustable with 11 locking positions and fits 1-⅞”, 2”, and 2-5/16” couplers. Distance between lock shackle holes center to center is 4-1/2 inch. Secure protection: easy-to-install lock resists picking, prying and drill outs. Dimensions: 9” x 9” x 3”.
BrandReese #ad
ManufacturerReese Towpower #ad
Height9 Inches
Length9 Inches
Weight1 Pounds
Width3 Inches
Part Number72783
Warranty1 Year

6. Trimax


Black, Trimax UMAX100 Premium Universal Dual Purpose Coupler Lock

Trimax #ad - Attractive ballistic grade nylon housing absorbs hammer blows and protects against weather. Made in China. Weighs 6 pounds. Type a key which is a spring loaded, 7 pin, high security key. Perfect for outdoor and even indoor use. Key hole cover slides up to seal out dirt and grime. One size fits all from 1-7/8", to 2-5/16", 2", all coupler types. Rugged and durable, the key will not bend or break. Crafted from the highest quality material. Resists attempted drill outs.
BrandTrimax #ad
ManufacturerTrimax #ad
Height13 Inches
Length17 Inches
Weight4 Pounds
Width13 Inches
Part NumberUMAX100
WarrantyManufacturer Warranty



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

CZC AUTO #ad - Small size for easy carrying. Please verify dimension and length of the pin you want before purchasing our coupler hitch lock pin. If you have any question after receiving or using our trailer tongue lock, please contact us, your problem will be solved within 24 HOURS.

The hitch lock is coated with black electrophoretic paint to prevent corrosion. How to operate our trailer tongue Coupler Lock: Spinning the flat key 5-7 times to open or close the hitch lock. Keeping the coupler lock in your pocket or vehicle anywhere that is fine. Czc auto - a reliable brand in hitch sercurity industry: we offer 30-day money-back guarantee for any reason, 12-month warranty for quality-related issues.

Coupler locking hitch pin's Application: Tow Trailer Boat RV Truck Car. Czc auto trailer hitch coupler locking pin design:1/4 inch diameter tongue lock pin with effective length 3/4 Inch. Security of our coupler locking pin: this trailer lock is made of high-strength steel to deter theft.
BrandCZC AUTO #ad
ManufacturerCZC AUTO #ad
Part Number11410

8. Elemake


Hitch Pin Lock 5/8" Pin Tow Receiver Lock, V Hitches, Boat, 20,000LBS Towing Capacity for Tow Truck, Bike, Fits for Class III, Heavy Duty Brass Core Locking Mechanism, IV, Elemake Trailer Hitch Lock

Elemake #ad - All-weather protection -- chromed plating steel for improved wear and corrosion resistance, mud. Heavy duty construction -- high-strength hardened steel structure, ensures protect your trailer and trailer hitch ball mount from theft.

Fits class iii, iv, 000 lbs -- 5/8" hitch pin hole 3-1/2" spans, 2-1/2" hitches receiver.3years warranty and 100% satisfied service -- if you are not satisfied with the product, please contact us at your convenience to refund or replace the product. Designed to protect your bike racks, trailers, weatherproof anti-theft lockable pin with dust, cargo hitch racks, and boats. Brass core locking mechanism -- over 15 years of service life, super anti-corrosion. Single key lock design makes it simple to unlock and lock. Tow up to 20, v 2", allowing it to lock up your shackle hitch or multi ball receiver.
BrandElemake #ad
ManufacturerElemake #ad
Height2.3 Inches
Length8.6 Inches
Width2.6 Inches
Part NumberTAL-001-MS

9. Master Lock


Stainless Steel Barbell Receiver Lock, 1469DAT, Master Lock Receiver Lock, Fits 5/8 in. Receivers

Master Lock #ad - Specifications: usable length of receiver pin is 3-1/2 in. Stainless steel lock fits 5/8 in. Includes: one trailer reciver lock, two keys.

Durable design: weather tough seal and watertight cap provide protection from moisture and dirt; Hitch lock is rated for Class III/IV 10, 000 pound load. Receiver openings; extended length shaft fits toyota tundra, Ford F-150/F-250/F-350, GMC/Chevy 2500/3500 and Dodge trucks with heavy-duty tow packages. Lock application: Best used for vehicles, trailers, and RV hitch locks. Ease of use: receiver lock features convenient Push to Lock locking mechanism: push lock body firmly onto the pin and remove key.
BrandMaster Lock #ad
ManufacturerMaster Lock #ad
Height2 Inches
Length8 Inches
Weight0.7 Pounds
Width4 Inches
Part Number1469DAT
WarrantyLimited Lifetime Warranty



Upgraded Plum Blossom Lock Core Hitch Pin with 2 Keys and Rubber Cap for Class III, IV Hitch Receiver, MICTUNING Heavy Duty 5/8 inches Trailer Hitch Lock

MICTUNING #ad - Versatile use - includes two keys for added convenience. Durable black finish - the 5/8" pin constructed from heavy duty iron for superior strength, with a black finish to increase the wear resistance and rust resistance, improve the service life.

More secure - unlike most of simple lock, our upgraded aluminum alloy Plum Blossom Lock Core adopts more advanced anti-theft technology for higher security. It locks into your trailer and keeps it secure, works to help prevent the theft of your towing hitch. Heavy duty hitch lock works for any vehicle, and trailer, RV, securely and reliably attach your tow ball mount to your tow bar.

Lock-n-go, no drilling or mounting required. Secure protection - features a barbell design and comes with a 5/8" diameter pin to fit Class III/IV 2" x 2". With 1/4-turn lock activation, make it easy to lock and unlock. Weather resistant - watertight dust cap well protect the keyhole, prevents water and dirt from entering while keeping the inner lock rust-free.
ManufacturerMICTUNING #ad
Part NumberMIC-HL-227