Top 10 Trailer Hitch Lock 379ka – Towing Hitch Locks

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1. Master Lock

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

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Master Lock #ad - Zinc alloys offer high strengths to 60, crimping and riveting operations. The same key opens all three locks. 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.

And is simple to install and remove. Limited Lifetime warranty. These locks protects unattended trailers and guards against tow-away theft. Made with reinforced zinc die-cast resists rust and corrosion. 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.

The universal trailer coupler lock fits 1-7/8in 48mm, hammerblow, dutton, Lainson, 2in 51mm and most 2-5/16in 59mm couplers by Reese, Atwood, Shelby, Valley, Fulton, Putnam, and UFP. It also rotates less rigidity making it harder to break with sledge hammer force. Each lock weighs 2. 4 lbs. In stock with a delivery time of 1 to 5 days. Rekeyable cylinder for keyed alike convenience with an advanced locking mechanism that resists picking and prying.
BrandMaster Lock #ad
ManufacturerMaster Lock #ad
Weight2.4 Pounds
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. Trailer Coupler Locks - Keyed Alike

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

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Trailer Coupler Locks - Keyed Alike #ad - Few materials provide the strength and toughness of zinc alloys. Rekeyable cylinder for keyed alike convenience with an advanced locking mechanism that resists picking and prying. 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.

The same key opens all three locks. Each lock comes with two keys, therefore you will receive a total of six keys with the purchase of this 3 pack. The universal trailer coupler lock fits 1-7/8in 48mm, valley, 2in 51mm and most 2-5/16in 59mm couplers by Reese, Fulton, Shelby, Dutton, Putnam, Atwood, Lainson, Hammerblow, and UFP. Limited Lifetime warranty. Each lock weighs 2. 4 lbs. And is simple to install and remove.

In stock with a delivery time of 1 to 5 days. Made with reinforced zinc die-cast resists rust and corrosion. This is a set of 3 keyed alike trailer coupler/tongue locks and is ideal when needing multiple locks that utilize ONLY one key. It also rotates less rigidity making it harder to break with sledge hammer force. Zinc alloys offer high strengths to 60, 000 psi and superior elongation for strong designs and formability for bending, plastics, crimping and riveting operations.
BrandTrailer Coupler Locks - Keyed Alike #ad
ManufacturerTrailer Coupler Locks - Keyed Alike #ad
Weight2.4 Pounds
Part Number379KA3
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. Trailer Coupler Locks - Keyed Alike

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1 Keyed Alike Universal Trailer Coupler Locks 379KA, Master Lock

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Trailer Coupler Locks - Keyed Alike #ad - Each lock weighs 2. 4 lbs. Resists rust and corrosion. Limited lifetime warranty. Fits virtually all 1-7/8, 2", and 2-5/16" couplers. Simple installation and removal. A high quality trailer coupler tongue lock. Advanced locking mechanism resists picking and prying and is rekeyable - for rekeying see your authorized Master Lock locksmith.
BrandTrailer Coupler Locks - Keyed Alike #ad
ManufacturerTrailer Coupler Locks - Keyed Alike #ad
Part Number379
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.

4. Master Lock

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Black, Master Lock 379ATPY Universal Trailer Hitch Lock

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Master Lock #ad - 51mm and most 2-5/16 in. 59mm trailer couplers. Trailer hitch lock is constructed from zinc to resist rust and corrosion. Includes one trailer coupler lock, two keys. 48mm, 2 in. Trailer lock is best used for vehicles, trailers, and RVs. Trailer hitch lock fits 1-7/8 in. Trailer coupler lock features advanced locking mechanism to resist picking and prying.
BrandMaster Lock #ad
ManufacturerMaster Lock #ad
Height4.6 Inches
Length5.1 Inches
Weight2 Pounds
Width3.5 Inches
Part Number379ATPY
Model379ATPY
Warranty1 year manufacturer

5. Master Lock

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

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Master Lock #ad - Resists rust and corrosion. Simple installation and removal. This lock protects unattended trailers and guards against tow-away theft. Universal coupler lock fits virtually all 1-7/8", 2", and 2-5/16" trailer couplers. The bright red finish discourages thiefs from messing with your trailer. Advanced locking mechanism resists picking and prying.
BrandMaster Lock #ad
ManufacturerMaster Lock #ad
Height7.5 Inches
Length6.5 Inches
Weight1 Pounds
Width4 Inches
Part Number389DAT
Model389DAT
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.

6. Master Lock

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

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Master Lock #ad - For more detailed information, please click "See More Product Details". The limited lifetime Warranty provides peace of mind from a brand you can trust. Complete trailer security system KEYED ALIKE. This lock set can not be keyed alike with other locks nor can 2 of these lock sets be keyed alike. 1 coupler lock, 1 receiver lock & 1 latch lock all keyed alike; 1 key opens all 3 locks.
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. Master Lock

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

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Master Lock #ad - This listing is for 4 four 377KA coupler locks keyed alike and 8 keys. Durable design: aluminum diecast finish resists rust and corrosion.

For 2-5/16" couplers we recommend a different lock, search Master Lock 379KA. Limited lifetime Warranty provides peace of mind from a brand you can trust. Advanced locking mechanism resists picking and prying. Attention: if you order two 4-packs they will NOT necessarily be keyed the same. To ensure you get two 4-packs keyed alike, you must order the 8-pack. Specifications: fits 1-7/8", 2" and some 2-5/16" trailer couplers. 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.

8. InSite Solutions

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Secure Trailer Hitch Lock, Durable, Red, Equipment Lock BRHL, Steel Ball and Ring Hitch Lock, Electro-Plated and Powder Coated Finish, Trailer Accessories

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InSite Solutions #ad - High quality: built with 3/8″ plate steel and a 1″ solid steel shaft. Does not fit airstream trailers universal fit trailer locks: Universal for any size ball: 1-7/8", 2", 2-5/16" or ring/pintle type hitch.

Electroplated and powder coated finish. Fits most enclosed, boat, car, flatbed, landscape, and utility trailer on the market today. Keep your belongings secure: ensure maximum security for your trailers. Keyed security lock: Built in high security barrel lock system including 2 keys. Easy installation: Easy to follow instructions to ensure maximum protection for your trailer or storage container.
BrandInSite Solutions #ad
ManufacturerThe Equipment Lock Company #ad
Height4.1 Inches
Length8.1 Inches
Weight1 Pounds
Width5.7 Inches
Part NumberBRHL
ModelB005CIGVGM

9. DEF

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DEF Coupler Lock Hitch Trailer Lock with 2 Keys Heavy-Duty Steel Fits 1-7/8" 2" and 2-5/16" Replaces#72783 Yellow and Chrome

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DEF #ad - Easy to assemble. Bright yellow color is durable, highly visible, and an essential accessory to all types of trailers. Compatibility: ratchet design is adjustable with 11 locking positions and fits 1-7/8", 2", and 2-5/16" couplers. Fully adjustable universal fit. Easy and quick to install and remove. These u-shaped locks fit over the coupler on the trailer's tongue and prevents someone else from hooking up his vehicle to your trailer. Safety:help prevent tow away, Heavy Duty cast Steel universal coupler lock.
BrandDEF #ad
ManufacturerBeauty-Life #ad
Part NumberBL-TOOL127
ModelBL-TOOL127

10. Rhino USA

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

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Rhino USA #ad - Guaranteed 5-star experience - if you aren't 100% Satisfied for any Reason, We'll Refund your Money. 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. 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
Part NumberHITCHPIN-P
ModelHITCHPIN-P
WarrantyUnlimited Lifetime Warranty Included