Best Grease Gun Coupler 2021 [ Top 10 Reviews ]

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Greasing electronic machines has become quite challenging nowadays. It put pressure on the shoulder by pumping all day. Also, machines get stuck and slow down their working pace due to dust and concrete particles inside the machine’s joints. It may lead to the machine some serious damage.

These particles need to remove to work faster. You need some comfort method to deliver grease to the industrial, agricultural or constructional machines or car engines. But this problem is solved by using the Best Grease Gun Coupler.

Best Grease Gun Coupler 2021

Best Grease Gun Coupler

If you are a regular vehicle user, you must use the coupler to provide grease to its engine sooner or later. There are different grease gun couplers available in the market but choosing the best grease gun coupler is an art.

Also, The greasing process becomes quite easier and effortless. It is an ideal greasing machine when you need to deliver the lubrication in tight and narrow areas. If you never buy a grease gun coupler before, then.

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We came with the top 10 grease gun coupler reviews to help you pick the best one that suits your personality and makes your greasing task effortless. Our team has done proper research and choose these products by their experience. Furthermore, read all features, pros, and cons attentively and use your credit card to purchase the best one. If you are looking for a grease gun that fits your grease coupler, you can check Grease Gun Reviews.

Comparison Table for Top 10 Best Grease Gun Couplers

IMAGEPRODUCTDETAILS

LockNLube Grease Gun Coupler
  • Lightweight
  • Rebuildable
  • High pressure
  • Lifetime warranty
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Lumax LX-1406 Grease Coupler
  • Budget-friendly
  • Durable
  • Lightweight
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DEWALT Grease Gun Coupler
  • Durable
  • Lightweight
  • Smooth lubrication
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Lumax LX-1400-2 Grease Coupler
  • Less weight
  • Leakage free lubrication
  • Last longer
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LockNLube Grease Gun Coupler XL
  • Easy to load
  • Long-lasting battery
  • High-speed grease delivery
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Lumax LX-1403-X Grease Gun Coupler
  • Less weight
  • Leakage-free
  • Durable
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DEWALT Grease Gun Coupler (DCGG5701-3)
  • Affordable
  • High pressure
  • Comes with warranty
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Milwaukee 29-16-2649 Grease Gun Coupler
  • Durable
  • Easy handling
  • Budget-friendly
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Push-on Slotted Grease Coupler
  • Affordable
  • Highly durable
  • Smooth and leakage-free greasing
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 VARSK Grease Gun coupler
  • Durable
  • Affordable
  • Recommended for heavy tasks
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List of Top 10 Best Grease Gun couplers 2021

LockNLube Grease Gun Coupler locks onto Zerk fittings

LockNLube Grease Gun Coupler locks onto Zerk fittings

If you’re looking for the best grease gun coupler with high pressure and lock on and off feature, then LockNLube Grease Gun Coupler is the best choice for you. The pressure output is 10000 PSI that can remove all dust, rust, and concrete from the machines’ joints. It delivers the lubrication smoothly and does not leak it.

The LockNLube Grease Gun Coupler dimension is 3.45 x 0.63 x 1.66 inches, and its weight is 4.2 ounces. Its zerk fitting is ideal, and there is no chance of leakage and deliver 100% of lubrication. The diameter of the coupler is ⅛ inches, and it is the only rebuildable tool. On the other hand, It saves a lot of your grease, effort, and money. It is claimed to be the World’s best grease gun coupler.

Moreover, LockNLube Grease Gun Coupler is fully compatible with other greasing tools, including air and battery-powered and manual. The spare coupler kit is also provided with the LockNLube grease gun. The steel spring jaws and four hardened ones increase the flexibility of the coupler under high pressure. Above all, The best part is that it comes up with a lifetime warranty that increases the grease gun coupler’s durability.

Specifications:

  • Lock-on
  • Steel spring jaws
  • 4.2 ounces weight
  • ⅛ coupler diameter
  • 10000 PSI Output pressure
  • 3.45 x 0.63 x 1.66 inches dimension
Pros
  • No leakage
  • Lightweight
  • Perfect size
  • Rebuildable
  • Unique design
  • High pressured
  • Lifetime warranty
Cons
  • Sometimes leaving lubrication around its nipples

Lumax LX-1406 Silver 360 Degree Grease Coupler

Lumax LX-1406 Silver 360 Degree Grease Coupler

Another top of the best grease gun coupler with a handy budget is Lumax LX-1406 Silver 360 Degree grease coupler. It is a less expensive machine with many features that is exceptional. A hand-operated machine coupler comes with 1/8 inches NPT female threads. Therefore, Its 45-degree angle helps for easy fitting and has an excellent work record in hard areas accessibility.

This best-selling grease gun coupler has 3.5 x 2.8 x 0.8 inches dimension, and its weight is 4.5 ounces. Its normal pressure output is 3000 PSI, and its maximum pressure output is 4500 PSI. Its complete package consists of the best grease gun, grease fitting, drains, funnels, filter wrench, manual and electric pumps, and accessories. In short, Lumax LX-1406 is an efficient, durable, quality performed, and long-lasting greasing unit.

Specifications:

  • 4.5 ounces weight
  • ⅛ inches NPT female threads
  • Dimension is 3.5 x 2.8 x 0.8 inches.
  • Minimum 3000 PSI and Maximum 4500 PSI pressure
Pros
  • Budget-friendly
  • Suitable for small task
  • Durable and last-longer
  • Lightweight and well-gripped
  • Easily remove rust from narrow areas
Cons
  • No warranty
  • Not suitable for big tasks

DEWALT Right Angle Grease Gun Coupler (DCGG5702)

DEWALT Right Angle Grease Gun Coupler (DCGG5702)

If you are looking for the best grease gun coupler at an affordable price, then DEWALT Right Angle Grease Gun Coupler (DCGG5702) is the best choice for you. The DEWALT Right Angle dimension is 6.88 x 3.25 x 1.13 inches, and its weight is 1.6 ounces. It is made up of high-quality materials that increase its durability. In other words, It also ensures easy application at every rigid and tight area.

The maximum pressure of the DEWALT Right Angle Grease Gun coupler is 10000 PSI. It is enough to remove rust, concrete, and corrosion from narrow and hard-to-reach areas easily. This affordable product comes with three spindles. DEWALT Right Angle ensures smooth greasing, and it is free from any leakage. It is super lightweight, durable, high quality, and performed grease gun coupler. But, the only downside is that it does not comes with a warranty.

Specifications:

  • Three spindles
  • 10000 PSI pressure
  • Weight is 1.6 ounces
  • 6.88 x 3.25 x 1.13 inches dimension
Pros
  • Durable
  • Handy design
  • Super lightweight
  • Smooth lubrication process
  • Perfect application at every place
  • Made up with high-quality materials
  • High pressure to remove a result from tight areas
Cons
  • No warranty

Lumax LX-1400-2 Silver Grease Coupler

Top Grease Gun Coupler

Lumax LX-1400-2 Silver Grease Coupler is the lowest price grease gun coupler available in the market. But the features are yet to be discussed. It comes with four hardened steel jaws that make it a durable and long-lasting product. The leakage of grease can handle with the help of a Spring-loaded ball check valve. It won’t waste your money and grease and is built for the highest standard level, and performs faster and efficiently. It is helpful with hand operation and air powered.

Additionally, The maximum operating pressure of Lumax LX-1400-2 is 4500 PSI. The dimension of the LX-1400-2 SIlver Grease Gun Coupler is 5.3 x 2.1 x 0.6 inches. It is also the lightest than DEWALT, and its weight is only 0.81 ounces. Its other features include ⅛ inches NPT female threads, flats, and Knurled body. The Zinc Plated layer helps to prevent corrosion. In the end, This high-end grease coupler is easy to install, durable, and easily applicable.

Specifications:

  • Weight is 0.81 ounces
  • Four hardened steel jaws
  • Dimension is 5.3 x 2.1 x 0.6 inches
  • 4500 PSI maximum operating pressure
Pros
  • Less weight
  • Well-gripped
  • Perfect design
  • Easy to install
  • ⅛ inches NPT threads
  • Leakage free lubrication
  • Last longer and durable
  • Perfect for small and medium task
Cons
  • No warranty
  • Not good for the big task

LockNLube Grease Gun Coupler XL for recessed grease fittings

LockNLube Grease Gun Coupler XL for recessed grease fittings

LockNLube Grease Gun Coupler is a high-end coupler with a maximum pressure of 10000 PSI. It comes with two modes lock-on and stay-on. When the lock-on mode is activated, it does not leak the grease. Additionally, It comes with ⅛ NPT, SAE, and Metric Zerk fittings. Most importantly, replacing the existing coupler is pretty much easy. It is more than 3.5 inches reach, U joint, and recessed grease fitting.

LockNLube Grease Gun Coupler’s dimension is 5.5 x 0.97 x 1.5 inches, and its weight is 4.9 ounces. This high-end product is perfect for axle shielded PTO shafts and harvester’s head. Furthermore, The whole package includes replaced seal and jaws and rebuilt kit. LockNLube Grease Coupler needs to be pressed to release the grease. The only downside is that it does not comes with a warranty. To sum up, it is the all in all solution for every kind of grease.

Specifications:

  • 4.9 ounces weight
  • ⅛ inches NPT threads
  • Lock-on and stay-on modes
  • 10000 high pressured output
  • Dimension is 5.5 x 0.97 x 1.5 inches
Pros
  • Standard size
  • Long flexible hose
  • Long-lasting battery
  • Easier and faster unit
  • Easy to load and refill
  • Perfect for the last longer
  • High-speed grease delivery
Cons
  • Expensive
  • Coupler removing is a little bit difficult

Lumax LX-1403-XL Heavy-Duty Quick-Release Grease Coupler

Lumax LX-1403-XL Quick Release Grease Gun Coupler

Lumax LX-1403-XL is the super high pressure of a 15000 PSI grease gun coupler at a very reasonable price. It is specially designed for high work like industrial, constructional, and agricultural machinery and suitable, fast, lightweight, durable, compact, and user-friendly grease coupler market.

But this is not the end. Lumax LX-1403-XL delivers lubrication very quickly and ensures leakage-free greasing. The coupling and uncoupling of the Lumax LX-1403-XL become hassle-free by its thumb lever design. It is attached with ⅛ inches NPT connection. The Lumax LX-1403-XL Grease Coupler dimension is 4.75 x 1 x 7.5 inches and can support up to 1034 bars of pressure easily.

The weight of LX1403XL is 4.8 ounces. Lumax LX1403XL can remove all types of rust and corrosion from little places and hard-to-reach areas. It is fairly easy to operate by hand, air-powered, battery-powered, and perfect for bulk filling. In short, a unique product with high quality and performance. It is attached with ⅛ inches NPT connection. In conclusion, Lumax LX-1403-XL is the best grease gun coupler available on the market.

Specifications:

  • ⅛ NPT
  • 1034 bars pressure
  • 4.8 ounces weight
  • 15000 PSI Output pressure
  • 15000 PSI Output pressure
Pros
  • Less weight
  • Leakage-free
  • Ergonomic design
  • Durable and last longer
  • Perfect for the big tasks
  • Super high-pressure output
  • Easy coupling and uncoupling
Cons
  • No warranty

DEWALT Heavy Duty Grease Gun Coupler (DCGG5701-3)

DEWALT Heavy Duty Grease Gun Coupler (DCGG5701-3)

If you have a tight budget and worry about buying the high-pressure grease gun coupler at an affordable price, then DEWALT Grease Gun Coupler (DCGG5701-3) is the perfect grease coupler on the market. Even more, It can fit the hydric-type greasing. This high-end tool is specially designed for entry-level industrial work.

The DEWALT Grease Gun Coupler (DCGG5701-3) dimension is 3.56 x 2.94 x 1.25 inches, and its weight is 5.6 ounces that are higher than the LockNLube grease coupler. Additionally, The best thing is that it comes with 30 days money-back guarantee that increases users’ trust. This high-end greasing tool comes with 10000 PSI pressure and perfect for the heavy-duty replacement piece.

Specifications:

  • 5.6 ounces weight
  • 30 days money-back guarantee
  • Output pressure is 10000 PSI
  • Dimension is 3.56 x 2.94 x 1.25 inches
Pros
  • Affordable
  • High pressure
  • Comes with warranty
  • Perfect for industrial purpose
  • Easily remove hard and narrow areas
Cons
  • Leakage of grease sometimes

Milwaukee 49-16-2649 M18 2-Pk Grease Gun Couplers

Best Grease Gun Couplers 2021

Another low-budget with an easy application grease gun is Milwaukee 29-16-2649 M18 2-Pk Grease Gun Coupler. This product is excellent in durability and easy handling. Its perfect grip will not let you feel down until completing its job. Similarly, It will not increase pure pressure on your shoulder while working the whole day with it.

The dimension is 1.95 x 3.92 x 0.98 inches, and the weight is just 2.08 ounces. The Builders World Wholesale Distribution manufactures it and Hand Caulking Guns also including with it. It comes with a genuine head and ensures smooth greasing. In conclusion, None of the other grease couplers will beat it in terms of quality and performance. The only downside to Milwaukee 2-Pk is that it does with a warranty feature.

Specifications:

  • Hand Caulking Guns
  • Weight is 2.08 ounces
  • Dimension is 1.95 x 3.92 x 0.98 inches
Pros
  • Much durable
  • Easy handling
  • Budget-friendly
Cons
  • No warranty

Push-on Slotted Right Angle 90 Degree Grease Coupler

Push-on Slotted Right Angle 90 Degree Grease Coupler

Most of the grease gun couplers available on the market at an affordable price and a Push-on Slotted Right Angle 90 Degree Grease Coupler is one of them. This high-end grease coupler machine consists of a 90-degree Alow-Profile adaptor that helps access hard and sturdy areas. Similarly, It ensures leakage-free lubrication for all small and large types of machinery and bearings.

The Push-on Slotted Right Angle 90 Degree Grease Coupler dimension is 4.5 x 1.75 x 1 inch, and its weight is 0.634 ounces. Its simple adaptor is enough for troublesome grease fittings. Furthermore, It can extend its pressure speed up to 10000 PSI with an electric grease pump. The Push-on Slotted Right Angle Grease Coupler is pretty easy to install and remove.

Specifications:

  • Weight is 0.634 ounces
  • 10000 pressure output
  • Dimension is 4.5 x 1.75 x 1 inch
  • Alow-Profile 90 degrees adaptor
Pros
  • Affordable
  • Highly durable
  • High-pressure capability
  • Enough for small and large jobs
  • Smooth and leakage-free greasing
Cons
  • No warranty
  • Need more effort in pushing

VARSK Grease Heavy Duty Quick Release Grease Coupler

VARSK Grease Heavy Duty Quick Release Grease Coupler

When we talk about the top 10 best grease gun couplers, the VARSK Grease Gun coupler is one example. This super high-end machine is also available at a low price on the market. Its high-quality sealing gasket and reinforced jaws make it a last-longer product. VARSK grease coupler is famous for its quality and stable performance and due to leakage-free greasing. Its high-pressure output of 15000 PSI is enough to handle all types of sturdy rust, corrosion and make them smooth for better running.

The dimension of VARSK 4.09 x 2.28 x 1.97 inches, and its weight is 8.4 ounces. It is a little bit heavier than other grease gun couplers. This quick-release grease coupler comprises premium quality carbon steel material that makes it durable and suitable for all-day work. Besides, It does not leak grease even at high pressure of 15000 PSI. It has a strong rust, corrosion, abrasion resistance.

VARSK Grease Coupler is a one-handed operated coupler that does not impose pressure on the shoulder if you work the whole day. The complete package consists of 2 extra screw caps, three replacement claws, and one 2mm Allen wrench. VARSK coupler is compatible with the motorcycle, tractor, trailer, UTV, marine, and other heavy machinery pieces.

Specifications:

  • Related Accessories
  • Weight is 8.4 ounces
  • 15000 pressure output
  • Dimension is 4.09 x 2.28 x 1.97 inches
Pros
  • Durable
  • Affordable
  • High-pressure output
  • Quick grease releasing
  • Recommended for heavy tasks
  • Leakage-free greasing at high pressure
  • Built with premium quality carbon steel
Cons
  • No warranty

Frequently Asked Questions

What is a grease gun coupler?
Grease gun coupler is the handheld greasing equipment that helps easy greasing to motorcycles, cars, trucks, trailers, and small to large machines. In short, You don’t need to hold the grease in your hand, and it will do all the job by itself.
What is the best grease gun coupler?
Lumax LX-1403-XL Heavy-Duty Quick-Release Grease Coupler is best for industrial tasks, and Lumax LX-1406 Silver 360 Degree Grease Coupler is suitable for small and home machines.
Are there different size grease couplers?
There are various sizes of grease couplers available on the market. The most common are 14 inches-28 thread and ⅛ inches NPT threads.
How do you fill a grease flush-fitting?
Whenever you enter the clip at the end of a grease fitting, it will unseat the check ball to enter the grease in it. It will be seat again when you remove it.
How do you attach a grease gun to a Zerk fitting?
First of all, set the grease gun by screwing the jaws. After setting up, it will show some nipples that consist of thread and bearing balls dholes. In this way, you can set up the zerk inside the coupler easily.

Conclusion

Above all, If you thought greasing the machines, nuts, and bearings is a tough process, you don’t need to worry. We have reviewed the best grease gun coupler that will make your job easier and effortless. If you feel your machines are working slow are stuck at any point, do a proper greasing with handy and durable tools.

Our Recommendations

If you want to purchase for small tasks, our priority is Lumax LX-1406 Silver 360 Degree Grease Coupler, and the second choice is Heavy-Duty Quick-Release Lumax LX-1403-XL Grease Coupler.

If you have a stable budget and searching for a gun for the heavier task, then VARSK Grease Gun Coupler is a highly recommended best grease gun coupler.

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