Top 9 Coupler Lock Keyed Alike – Towing Hitch Locks

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1. Master Lock

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Master Lock, 3 Keyed Alike Universal Trailer Coupler Locks 379KA-3

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Master Lock #ad - Limited Lifetime warranty. Few materials provide the strength and toughness of zinc alloys. The universal trailer coupler lock fits 1-7/8in 48mm, fulton, putnam, Valley, 2in 51mm and most 2-5/16in 59mm couplers by Reese, Hammerblow, Atwood, Lainson, Shelby, Dutton, and UFP.

Zinc alloys offer high strengths to 60, crimping and riveting operations. Each lock comes with two keys, therefore you will receive a total of six keys with the purchase of this 3 pack. Rekeyable cylinder for keyed alike convenience with an advanced locking mechanism that resists picking and prying. The same key opens all three locks. These locks protects unattended trailers and guards against tow-away theft. This is a set of 3 keyed alike trailer coupler/tongue locks and is ideal when needing multiple locks that utilize ONLY one key.

This simple design is difficult to defeat because when it's locked on the trailer the lock rests on top of the coupler see image thus thwarting blunt force from downward hammer strikes. And is simple to install and remove. Impact resistance is significantly higher than cast aluminium alloys, plastics, 000 psi and superior elongation for strong designs and formability for bending, and grey cast iron. Each lock weighs 2. 4 lbs.
BrandMaster Lock #ad
ManufacturerMaster Lock #ad
Part NumberB007C4US1S
Model379KA-3
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 www.masterlock.com or 1.800.464.2088 for instructions on obtaining repair or replacement.

2. Master Lock

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4 Chrome Plated Keyed Alike Trailer Locks 377KA-4, Master Lock Fits 1-7/8" and 2" Couplers

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Master Lock #ad - Limited lifetime Warranty provides peace of mind from a brand you can trust. To ensure you get two 4-packs keyed alike, you must order the 8-pack.

This listing is for 4 four 377KA coupler locks keyed alike and 8 keys. Specifications: fits 1-7/8", 2" and some 2-5/16" trailer couplers. For 2-5/16" couplers we recommend a different lock, search Master Lock 379KA. Durable design: aluminum diecast finish resists rust and corrosion. Advanced locking mechanism resists picking and prying. Attention: if you order two 4-packs they will NOT necessarily be keyed the same. Easy to install and remove.
BrandMaster Lock #ad
ManufacturerMaster Lock #ad
Weight8 Pounds
Part Number377KA-4
Model377KA-4
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 www.masterlock.com or 1.800.464.2088 for instructions on obtaining repair or replacement.

3. CZC AUTO

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CZC AUTO Hitch Lock Set Dia 5/8 Inch Trailer Hitch Receiver Pin Lock Keyed Alike for Class III IV 2" and 2-1/2" Receiver Dia 1/4 Inch Hitch Coupler Lock with 2-1/2 Inch Span Fit Latch-Type Couplers

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CZC AUTO #ad - New lock way: 1. Hitch rack, hitch ball and tow rope, bike rack, cargo hitch tray, perfect for 2" and 2-1/2" receivers and latch-type couplers for towing purpose like trailer truck RV car boat. Zinc alloy tubular lock core and more solid round key also help to improve security of the hitch locking pin.

After hearing "click", pull the lock head to ensure it is working. Security of 5/8 inch towing hitch lock & 1/4 inch coupler locking pin. Czc auto - reliable brand in hitch locks industry. Please verify the size before purchasing czc auto trailer receiver lock set. Any issue in using our trailer hitch coupler lock, simply contact us, your problem will be solved within 24 HOURS. Dogbone style hitch receiver lock : dia 5/8 inch pin with 3-1/2" effective length, perfect for Class III/IV 2", 2-1/2" hitch receiver tubes.

Easy to operate 5/8 inch hitch lock pin & 1/4 inch trailer pin lock. Universal application of czc auto hitch pin lock kit. Push to lock on without using key; 2. We offer 30-day money-back for any reason, 12-month warranty for quality-related issues. 4 keys in total, KEYED ALIKE. When unlocking, 1/4 turn the key, pin will pops-up automatically.
BrandCZC AUTO #ad
ManufacturerCZC AUTO #ad
Part Number11208F

4. eagleking

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Eagleking Lot of 6 keyed Alike Universal Tow Trailer Coupler Lock fits 1-7/8" 2" 2-5/16"

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eagleking #ad - Eagleking brand, h. D. Come with 2 keys per lock; include: 6pcs Trailer coupler locks, 12pcs keys and Keyed Alike. Easy to install and remove; fits hitch sizes 1-7/8", 2", and 2-5/16";. Universal Tow Trailer Coupler Lock. Resists picking and prying, Rust and corrosion resistant;.
Brandeagleking #ad
Manufacturereagle king #ad
Part Numberdoes not apply

5. Weigh Safe

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Adjustable Aluminum Hitch Ball Mount w/Scale, Keyed Alike Set, Coupler Lock, Weigh Safe WS6-2-SET, 2" Receiver 12,500 LBS GTW, Receiver Pin, Padlock, 6" Drop Hitch, 2 Stainless Steel Balls

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Weigh Safe #ad - This premium ball mount was designed with everyday use in mind. All our locks come standard with a custom fitted dust cover to increase longevity. The drop hitch adjusts in 1" increments so you get the perfect fit every time. Gtw stainless steel tow ball, 2-5/16" stainless steel tow ball 12, dust lock cover & 1 year limited ball mount warranty. Max tongue weight. Heavy-duty towing capacity gtw 12, 500 lbs.

Our stainless steel locking hitch pin ws05 is included and is keyed the same as the Dual Pin Lock in order to maximize your ease and convenience when switching trailers or vehicle. Fits 2” receivers -suv's, tundra, Ram 1500, F-150, etc. Adjustable ball mount: this 6 inch drop hitch is a dream come true, chevy 1500, titan, allowing you to tow trailers of different heights with the same vehicle. These balls will not rust. On the 2 5/16" ball, but the strength to get any job done with our Industry Leading Towing Capacity. Two corrosion resistant stainless steel hitch balls 2-5/16" & 2": have peace of mind knowing you can switch from a 2" ball to 2-5/16" balls in seconds. Of solid aircraft grade billet aluminum & stainless steel this hitch is as tough as they come, and 1, 000 LBS on the 2" ball, 8, with a towing capacity GTW of 12, 500 lbs.

Proprietary tongue weight scale: our built-in high strength stainless steel scale makes managing your trailer’s weight distribution both safer for you and your family by ensuring a properly balanced trailer load and simple by instantaneously providing a tongue weight measurement every time you couple your trailer. Includes 4 piece keyed-alike master lock set: keyed alike dual pin adjustor lock, stainless Steel Receiver Pin Lock, slider with built-in tongue weight gauge lifetime gauge warranty, 2" 8, stainless Steel Anti-Theft Coupler Lock & PadLock; 6 Inch Drop Drawbar which function both in the drop and rise position, 500 lbs.
BrandWeigh Safe #ad
ManufacturerWeigh Safe, LLC #ad
Part NumberWS6-2-SET

6. Master Lock

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Receiver Lock and Latch Lock, Coupler Lock, 3 Components Keyed Alike, Master Lock 3895DAT

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Master Lock #ad - 1 coupler lock, 1 receiver lock & 1 latch lock all keyed alike; 1 key opens all 3 locks. Complete trailer security system KEYED ALIKE. For more detailed information, please click "See More Product Details". The limited lifetime Warranty provides peace of mind from a brand you can trust. This lock set can not be keyed alike with other locks nor can 2 of these lock sets be keyed alike.
BrandMaster Lock #ad
ManufacturerMaster Lock #ad
Height3.5 Inches
Length9 Inches
Width6.25 Inches
Part Number3895DAT
Model3895DAT
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 www.masterlock.com or 1.800.464.2088 for instructions on obtaining repair or replacement.

7. Weigh Safe

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Adjustable Aluminum Hitch Ball Mount w/Scale, Padlock, Keyed Alike Set, Receiver Pin, Weigh Safe WS4-2.5-Set 4" Drop Hitch, Coupler Lock, 2 Stainless Steel Balls, 2.5" Receiver 18,500 LBS GTW

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Weigh Safe #ad - Adjustable ball mount: this 4 inch drop hitch is a dream come true, allowing you to tow trailers of different heights with the same vehicle. All our locks come standard with a custom fitted dust cover to increase longevity. Includes 4 piece keyed-alike master lock set: keyed alike dual pin adjustor lock, stainless steel anti-theft coupler lock & padlock; 4 Inch Drop Drawbar which function both in the drop and rise position, ball retaining pin, slider with built-in Tongue Weight Gauge Lifetime Gauge Warranty, 000 lbs.

Heavy-duty towing capacity gtw 18, 200 lbs. Fits 2. 5” receivers - f-250/350+, ram 2500/3500+, chevy 2500/3500+, etc. All weigh safe ball mounts come standard with a high strength Dual Pin Lock that secures your trailer to your drawbar. Of solid aircraft grade billet aluminum & Stainless steel this hitch is as tough as they come, 8, 500 lbs. These balls will not rust. This eliminates the need to purchase additional tongue weight scales, which can cost you hundreds of dollars, and increases the speed at which you properly set up your trailer.

Two corrosion resistant stainless steel hitch balls 2-5/16" & 2": have peace of mind knowing you can switch from a 2" ball to 2-5/16" balls in seconds. Proprietary tongue weight scale: our built-in high strength stainless steel scale makes managing your trailer’s weight distribution both safer for you and your family by ensuring a properly balanced trailer load and simple by instantaneously providing a tongue weight measurement every time you couple your trailer. The drop hitch adjusts in 1" increments so you get the perfect fit every time.
BrandWeigh Safe #ad
ManufacturerWeigh Safe, LLC #ad
Part NumberWS4-2.5-SET

8. Trimax

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Chrome, Clam Packaging, Trimax T3-5/8" Receiver & Tc1-7/8" Span Coupler Lock-Keyed Alike Set TM31

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Trimax #ad - Trimax corporation is the world’s leading lock manufacturer providing customers’ high quality products through innovative design. The package height is 1. 2 inches. The package width is 4. 0 inches. The package length is 8. 8 inches.
BrandTrimax #ad
ManufacturerTrimax #ad
Height13 Inches
Length17 Inches
Weight0.23 Pounds
Width13 Inches
Part NumberTM31
ModelTM31
WarrantyLifetime Warranty

9. Master Lock

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Master Lock 1669DAT, 5/8in 16mm Stainless Steel Barbell Extended Length Receiver Lock with SS Adjustable Coupler Latch Lock Keyed Alike

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Master Lock #ad - Usable length of receiver pin is 3-1/2in 88mm. This listing is for 1 stainless steel barbell extended receiver lock and 1 stainless steel adjustable coupler latch, keyed alike same key unlocks both locks.

Ease of use: receiver lock has push to lock locking mechanism, simply push the lock body onto pin firmly and remove key. Adjustable coupler latch lock fits widths from 9/16in 14mm to 2-3/4in 70mm. Weather tough seal protects lock from moisture and dirt. Specifications: 5/8in 16mm heavy-duty ss diameter receiver pin fits 2 inch 508mm receiver tubes that have reinforcement plates welded on the sides of the tube - total width is generally 2-1/2".

Attention: this lock set comes prepackaged keyed alike and can not be matched/keyed with other locks nor can two of these locks sets be keyed alike. Receiver lock's solid brass cylinder and aluminum case offer extreme corrosion resistance. Coupler latch lock's shaft is ergonomically designed to aid installation.
BrandMaster Lock #ad
ManufacturerMaster Lock #ad
Height1.5 Inches
Length8 Inches
Weight1.14 Pounds
Width4.12 Inches
Part Number1669DAT
Model1669DAT
WarrantyLimited 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 www.masterlock.com or 1.800.464.2088 for instructions on obtaining repair or replacement.