Our Top 15 Picks:
Best Trailer Hitch Lock Pin Reviews:
Bestseller No. 1 
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)
- FIT FOR 2" 2-1/2" TOW RECEIVERS: CZC AUTO dogbone style trailer hitch receiver lock uses 5/8" pin with 3-1/2" effective length perfect for Class III/IV 2", 2-1/2" hitch receiver tubes.
- PREMIUM MATERIAL: The trailer receiver lock uses black electrophoretic painted carbon steel, solid and hard to bend. 360 degree rotating head, easy to handle. All-weather rubber key slot cap keeps the keyhole away from moisture, dust and rust. Updated tubular key hole, zinc alloy lock core.
- FITMENT TYPE: Use a tow receiver lock to ensure the towing safety. CZC AUTO hitch pin lock is compatible with hitch rack, cargo hitch tray, bike rack, hitch ball and tow rope, perfect for 2" and 2-1/2" receivers on trailer truck RV car boat.
- CLIENT SUPPORT: 30-day money-back for any reason, 12-month warranty for quality-related issues. Please feel free to contact us at first if there is any problem when you receive or use our products. We are always here to support you.
Bestseller No. 2 
Rhino USA Trailer Hitch Lock - Patented 5/8" Locking Receiver Pin for Class III IV Hitches - Weatherproof Anti-Theft Lockable Pin with Dust, Mud & Gunk Protection - Used to Tow Truck, Boat, Bike
- 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
- COMMON HITCH SIZES - Our Unique Hitch Pin Fits all Class III & IV Hitches (2" x 2") With Ease.
- PATENT PENDING DESIGN - Newly Added Weatherproof Slide Cap Protects From Dirt, Mud & Gunk
- GUARANTEED 5-STAR EXPERIENCE - If you aren't 100% Satisfied for any Reason, We'll Refund your Money
Bestseller No. 3 
METOWARE Black Trailer Hitch Lock, 5/8" Dia Barbell-Style Locking Hitch Pin, Towing Hitch Receiver Lock with Anti-Rattle, Fits 2" Receiver Tubes, Class III & IV Hitch Receivers (1 Pack)
- [Higher Security and Theft Deterrence] The trailer receiver lock is made with high-strength steel. So that the trailer hitch pin lock can ensure locking safe and protect your trailer and trailer hitch ball mount from theft.
- [Compatible with Most Hitches] With a 5/8-inch diameter hitch pin and 2-3/4 inches of effective pin length, our trailer hitch receiver lock fits 2-inch any receiver tubes, and it is suitable for class V hitches.
- [Durable and Watertight] The all-weather cover cap of our trailer hitch lock keeps the keyhole away from water and dust. The dustproof and waterproof lock pin is more durable.
- [Stronger Copper Keys] This trailer hitch locks come with two keys. The keys made of copper and covered non-slip protective, fit our upgraded zinc alloy lock core, which is more solid and stronger than ordinary keys.
- [Prevent Rattling Noise] When you are using a trailer hitch, you might run into some issues like rattling and noise. Our trailer hitch lock pin is equipped with 4 rubber O-rings, which can effectively prevent rattling noise caused by shaking during towing.
Bestseller No. 4 
Trailer Hitch Locks, Hitch Lock with 5/8'' Dia 3-1/2” Long Pin Fits Class III IV 2"& 2-1/2" Hitches, Trailer Hitch Lock with Anti-Rattle O-Rings for Trailer Truck Car Boat (1 Pack)
- 【UNIVERSAL COMPATIBILITY】- 5/8" diameter and 3-1/2” long hitch lock fits most class III IV, 2” 2-1/2” hitch receivers. The trailer hitch lock also can be used for tray tow rope of trailer, truck, car, bike and boat.
- 【PUSH-TO-LOCK DESIGN】- Solid hitch lock is designed for easy operation. With the push-to-lock design, you can easily push to lock it without using key. Just turn the key a little bit and the locking hitch pin will pop out by itself.
- 【DURABLE ANTI-THEFT HITCH LOCK】- The hitch pin lock feature high quality solid steel with black electrophoretic paint, which is quite sturdy and can carry up to 30,000 lbs, twice as much as that of common pin locks. The core of the hitch pin lock is made of premium zinc alloy tubular, durable and reliable. Solid locking hitch pin with anti-theft design can resist different types of external forces.
- 【PACKAGE INCLUDES】- It’s a newly upgraded hitch lock with all metal construction. This trailer hitch lock comes with 2 x keys, 8 x Rubber O-Rings, 1 x 5/8" lock pin and 1 x Upgrade button lock head.
- 【WARRANTY SERVICE】- The hitch lock is Backed By Our 100% Satisfaction Guarantee. Within 32 days of your purchase, if there is any issue or not satisfied with our trailer hitch lock, we will refund all your money or replace it. In addition, we offer a one-year quality warranty. Please feel free to shop!
Bestseller No. 5 
Master Lock Receiver Lock, 1/2 in. and 5/8 in. Swivel Head Receiver Locks, Weather Resistant Automotive Receiver Lock with Keys, 2866DAT
- Receiver lock provides added security and theft deterrence while towing.Fit Type: Vehicle Specific
- 1/2 in. trailer hitch locking pin is rated up to 3,500 lbs (Class I and II), 5/8 in. trailer hitch locking pin is rated up to 10,000 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
- Snap-on cover provides weather resistance and prevents dirt and moisture from entering keyway, four-pin cylinder for added security to prevent lock picking
- 5/8 in. (16 mm) Diameter pin fits 2 in. (51 mm) Receiver Tubes, Class III/IV; 1/2 in. (13 mm) Diameter pin fits 1-1/4 in. (32 mm) Receiver tubes, Class II; Usable length of each chrome hitch pin lock is 2-3/4 in. (70 mm)
Bestseller No. 6 
CZC AUTO Trailer Hitch Receiver Lock, Padlock Style and Swivel Head，Dia 5/8 Inch Bent Pin for Class III IV 2 2-1/2 Inch Receiver, Fits Bike Rack Tray Ball Mount for Towing Trailer Truck Car Boat RV
- CZC AUTO Trailer Hitch Locking Pin Design: 5/8 Inch diameter with effective length 3-1/2 Inch bent pin. Fits for Class III IV 2 2-1/2 inch hitch receiver tubes. Please check your hitch setup before ordering
- Easy To Operate CZC AUTO Hitch Receiver Lock: Our hitch lock adopts push-to-lock design without key. After hearing "click", you just need to pull the lock head to ensure that it is working. 1/4 turn the key to open the receiver lock, the pin will pop-up automatically and comfortably
- Material & Design Features Of Receiver Padlock: Chrome plated high-strength steel can deter theft and corrosion. Cap keeps the keyhole away from moisture, dust and rust. Swivel head is easy to handle
- Universal Towing Receiver Hitch Lock's Application: Receiver, hitch ball mount, hitch rack, cargo hitch tray, bike rack and tow rope. Perfect for 2 2-1/2 inch receivers on trailer, truck, RV, car and boat
- CZC AUTO - A Reliable Brand in Hitch Security Industry: We offer 30-day money-back for any reason, 12-month warranty for quality-related issues. If you have any question after receiving or using our trailer hitch receiver locing pin, please contact us, your problem will be solved within 24 HOURS
Bestseller No. 7 
CURT 23518 Black Trailer Hitch Lock, 5/8-Inch Pin Diameter, Fits 2-Inch Receiver
- DEPENDABLE SECURITY. To protect your trailer and trailer hitch ball mount from theft, this locking hitch pin is made with high-strength steel construction
- 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. 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)
- WATERTIGHT. 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
- TWO KEYS INCLUDED. For your convenience, two keys are included with this trailer hitch lock. You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access
Bestseller No. 8 
CURT 23503 Right-Angle Trailer Coupler Lock, 1/4-Inch Pin Diameter, Up to 3-Inch Span, BLUE ANODIZED ALUMINUM
- ERGONOMIC OPERATION. This right-angle trailer lock has a built-in swivel feature and simple 1/4-turn lock activation to allow the head to twist toward you for easy, ergonomic access when locking or unlocking your trailer
- DEPENDABLE SECURITY. To help protect your trailer from theft, this trailer tongue lock is made with high-strength steel construction
- VERSATILE. With a 1/4-inch diameter, segmented pin, this trailer coupler lock fits latch-type couplers spanning from 1 inch up to 3 inches
- WATERTIGHT. The internal components of this trailer pin lock can easily be protected from the elements with the included watertight dust cap, while the coupler lock head is shielded against corrosion with a durable anodized aluminum finish
- TWO KEYS INCLUDED. For your convenience, two keys are included with this trailer tongue lock. You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access
SaleBestseller No. 9 
Master Lock 1479TAT Receiver Lock, 2 Pack
- Fits 5/8in (16mm) receivers
- Usable length of receiver pin is 2-3/4 in. (70mm)
- Push to Lock locking mechanism - push lock body onto pin firmly and remove key
- Weather Tough seal and water tight cap protects lock from moisture and dirt
- Class III/IV; 10, 000 lb. Load Rating.4-pin cylinder for added pick resistance.Same key opens both locks; K1 Key Blank
Bestseller No. 10 
CZC AUTO Trailer Hitch Receiver Lock, Dogbone Style Hitch Pin Lock, Dia 5/8 Inch Bent Pin for Class III IV 2 2-1/2 Inch Receiver, Fits Bike Rack Tray Ball Mount for Towing Trailer Truck Car Boat RV
- Trailer Hitch Locking Pin Design: 5/8 Inch diameter with effective length 3-1/2 (3.5) Inch black bent pin. Fit Class III IV 2, 2-1/2 Inch hitch receiver tubes. Please check your hitch setup before ordering
- Easy to Operate: Our hitch lock is easy to lock and unlock. 1/4 turn the key to open the receiver lock, the pin will pop up automatically
- Security of Hitch Receiver Lock: This towing hitch lock is made of black electrophoretic painted solid steel. Our upgraded zinc alloy tubular lock core adopts more advanced anti-theft technology to improve safety. And watertight dust cap keep the keyhole away from water and dirt
- Universal Application: Receiver, hitch ball mount, hitch rack, cargo hitch tray, bike rack and tow rope, suitable for 2, 2-1/2 Inch receiver on trailer, truck, RV, car and boat
- CZC AUTO - A Reliable Brand In Hitch Security Industry: We offer 30-day money-back for any reason, 12-month warranty for quality-related issues. Any question in using our trailer hitch receiver locking pin, please contact us, your problem will be solved within 24 HOURS
SaleBestseller No. 11 
Trailer Hitch Coupler Locking Pin 1/4 Inch Diameter 2-1/2 Inch Long for Truck Car and Boat Fits Class III IV Hitches Cenipar Towing Locks
- 🔒【 EFFECTIVE THEFT PREVENTION 】: Hitch Receiver Pin Lock is made with high-strength steel construction have Reliable safety for Towing Boat Truck RV Car Trailer Fits Class III IV Hitches, at the same time locking pin Able to avoid theft of your truck and the things hanging on the truck.Improve security of your cargo and provide you a safer journey.
- 🔒【WATERPROOF & CORROSION FUNCTION】:The black trailer coupler lock is made of high-strength carbon steel coated with black electrophoretic paint.The trailer hitch lock is durable and rust free.to prevent corrosion in all weathers .The electrophoresis technology has better to prevent corrosion and anti-aging performance, the color retention time is relatively longer.Tail hitch lock Has a black durable powder paint coating,Avoid all kinds of phenomena caused by rust.
- 🔒【 EASY TO OPERATE】:This trailer hitch lock is easy operationIt, can be opened just like opening the door by turning the key.Our push-to-lock design,You can easily lock it without key.The trailer hitch coupler lock provides customers a safe and Convenient environment.
- 🔒【PACKAGE INCLUDE】:Lock pin*1 ( 1/4 Inch Diameter 2-1/2 Inch Long) + lock head*1( 361°rotating design& water proof rubber cap) + tubular keys*2 ( one for standby) Please check your size before buying.
- 🔒【 30 DAYS WARRANTY 】:30 DAYS WARRANTY⭐RISK-FREE SHOPPING⭐ If you have any question,please don't hesitate to contact us.We will try our best to satisfy every customer.Please verify dimension and length of the pin you want before purchasing our coupler hitch lock pin.
Bestseller No. 12 
RETRUE Hitch Receiver Pin Lock, 5/8" Dia Locking Hitch Pin Fits 2 and 2-1/2 Inch Receiver Towing Hitch Pins for Trailer Truck Bike Rack Tray Ball Tow Rope, Anti-Theft
- RETRUE Trailer Hitch Lock Design. 5/8 Inch diameter trailer hitch lock pin with Super Extra Long Effective Length 4 Inch. Specially for big towing vehicle, truck, 2-1/2, 3, 3-1/2 hitch receiver or Class III IV hitches. Note: For your convenience please verify dimensions and length of pin you need before purchase.
- Durability. The lock cylinder is made of high quality zinc alloy tubular. Its anti-theft design can resist huge impacts from different kinds of external forces. Adapted rubber key slot cap is all-weather proof keeps keyhole safe and clean.
- Tubular Keys and Special Lock Function. This hitch pin can easy lock without keys by our unique design lock function. Once locked, you only need to pull the lock to make sure it is working. To unlock, we comes with 2 tubular keys, enhances your convenience of use and the security.
- The Fitment of Locking Hitch Pin. Class III IV Hitches, Hitch Bike Rack Tray Ball Tow Rope for Trailer Truck Car Boat
- The pin lock covered with high quality solid steel and black electrophoretic paint. It is quite strong and withstand 30,000 lbs, twice as much as a regular pin lock. It is from RETRUE Your reliable partner.
Bestseller No. 13 
Master Lock Receiver Lock, Stainless Steel Barbell™ Receiver Lock, Fits 5/8 in. Receivers, Weather Resistant Automotive Receiver Lock, 1469DAT
- 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
- 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
- SPECIFICATIONS: Usable length of receiver pin is 3-1/2 in.; Stainless steel lock fits 5/8 in. 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
- INCLUDES: One trailer reciver lock, two keys
Bestseller No. 14 
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)
- [Package Include] One lock pin ( 1/4" diameter&3-1/2 span) + one lock head( 361°rotating design& water proof rubber cap) + two tubular keys ( one for standby).
- [Security Guarantee] Made of heavy-duty steel, our trailer hitch is durably and strong. Its reinforced zinc alloy tubular lock core and stronger tubular keys improve the security.
- [Push-to-lock Design] Our trailer coupler lock is designed for easy operation. With the push-to-lock design, you can easily push to lock it without using key. To open it, just turn the key a little bit and the pin will pop out by itself.
- [Rust Protection& Durability] The electrophoretic paint on the surface of trailer pin lock with the addition of its watertight rubber cap, keep rust at bay even the lock always get soaked on any journey over wet or snowy roads, and keep the keyhole away from water and dirt.
- [Money Back Guarantee] Your satisfaction is what we strive for. If something goes wrong with your purchase, we will offer you a free replacement or a full refund. And if you have any question about the product, please feel free to contact us, click on 'Ask a question' button on the right hand side on this page and send us an email, we will make a quick and reliable response.
Bestseller No. 15 
TowWorks 79852 Keyed Alike 5/8" Trailer Hitch Lock Set for Adjustable Channel Mounts, Double Safety Heavy Duty Tow Hitch Receiver Locking Pins fit Class III - V Hitches
- ADJUSTER PIN FITS MOST ADJUSTABLE HITCHES - Extra long 5/8" locking hitch pin with 4-1/2" span, fits most adjustable hitches, such as fit for CURT channel style adjustable hitches 45900, 45901, 45902 and adjustable pintle hooks 45907, 45908. * This lock DOES NOT fit for FASTWAY adjustable hitches. 5/8" receiver pin with 3-1/4" span, fits Class III/IV hitches with 2" and 2-1/2" receivers. * Before purchase, please verify all dimensions of your hitch, to get a great fit of the hitch lock pin
- SPRING CLIP (COTTER PIN) PROVIDES ADDITIONAL SAFETY - A separate spring clip (cotter pin) provides additional safety, can use the locking pin with or without the lock mechanism. * Caution: R spring clip (cotter pin) MUST be inserted into pin hole when use this lock
- RUBBER O RINGS KEEP RATTLES DOWN - Rubber O rings prevent any rattling and hold the hitch pin still. * Different brand hitches may have a little different hitch tube size, please adjust O ring quantity or remove O ring to fit the receivers
- PUSH LOCK DESIGN MAKE EASY TO USE - 4 tubular keyed alike keys making it easier to lock and unlock, 1/4 turn lock and push lock design, easy to operate, watertight dust rubber cap prevents locking mechanism internal corrosion
- 2 LOCKS 4 KEYS KEYED ALIKE: This item 79852 each unit package includes 2 locks with 4 keys all keyed alike. Different unit packages have different key codes, will be NOT keyed alike. If you need more quantity keyed alike, please choose 79850
Last update on 2023-05-28 / Affiliate links / Images from Amazon Product Advertising API