Strong Lock on Grease Couplers with Spring Flex Hose


Trust badge

End waste and mess by upgrading your grease gun with our grease gun coupler!!!

A single person can also complete the greasing, making your greasing job easy and fun

Strong Lock on Grease Couplers with Spring Flex Hose


  • Enhanced Leak Proof Jaws

The grease gun coupler has a powerful 6-jaw coupler. The reinforced claws and high-quality sealing gasket of the grease gun coupler ensure a long and stable performance, which will prevent leakage even at 12000 PSI extreme pressure allowing you to work efficiently.

Strong Lock on Grease Couplers with Spring Flex Hose

  • Strong Compatibility

With 1/8 "NPT standard thread connection, it is easy to release when pressurized.

It is applicable to all 1/8" NPT standard oil guns, pneumatic oil guns, manual oil guns, electric oil guns, as well as all DIN and SAE nozzles and all SAE and metric Zerk connectors,simply replacing your existing grease gun couplers.

  • Quick Lock And Release

Press the trigger and connect it to the required oil gun accessories.

The lever action mechanism locks the coupling on the oil gun to form a leak proof seal on the joint. Press the trigger again to release without twisting or jerking.

Strong Lock on Grease Couplers with Spring Flex Hose

  • One Hand Operation

Our grease gun coupler is upgraded to a double handle, which can be operated with one hand & save 50% effort, ergonomic.

The corners with small operating space can also be reached and locked with one hand.

Grease Gun Coupler

Strong Lock on Grease Couplers with Spring Flex Hose

  • Superior Material

The oil gun coupler is made of upgraded stainless steel. It is made of high-quality steel, which is wear-resistant and durable, has high quality, and has good spring elasticity, ensuring smooth sliding and stable performance during use.

Strong Lock on Grease Couplers with Spring Flex Hose

  • Widely Used

Heavy oil gun tools are used for vehicle maintenance, large machinery and axle transmission systems, and are also very suitable for lubricating agricultural tractors, plows, pile pullers, seeders, etc.

Strong Lock on Grease Couplers with Spring Flex Hose

It is an ideal choice for mechanical lubrication in any workplace such as construction sites, mines, farms, etc!

Grease Gun Coupler
  • Steps To Use

1. Lock the grease nipple.

2. Snap it onto the grease nipple and release it.

3. Docking allows for easy greasing.


  • Material: stainless steel
  • Pressure: 12,000 PSI
  • Size: 3.5 x 0.5in / 9 x 1.4cm


  • 1 * Strong Lock on Grease Couplers with Spring Flex Hose



Refund Policy

More than anything we want you to be happy with your purchase! If something doesn’t look or feel right, please contact us and we’ll make it right!


Also please be informed that placing an order means that you accept all the terms mentioned below.




If you change your mind about your purchase, please send us an email to, provide your order number and the modification you would like to make. We’ll confirm once the modification or cancellation has been made.


Your order is only eligible to be canceled and modified within the date of purchase. After that time, the order is locked for processing and no longer can be adjusted.


Please also be informed that a management, processing, and transaction fee (20% of your total order value) will be applied for the cancellation. 




For orders shipped to the wrong address due to a customer inputting the incorrect address:

- We are not responsible if your order gets delivered to the wrong address or returned to the sender (as all of the items would be destroyed right after they come back to the manufacturer's warehouse)

- Please be noted that replacements for these cases will not be free of charge so please be extremely careful when entering your shipping address.




Please contact us by email before opening a merchant chargeback or payment dispute, as we can generally resolve the issue before that takes place. Any chargebacks and disputes disable our ability to issue refunds or credits due to funds being frozen.




Customers have the right to request a refund/ return/ exchange within 14 days from the delivery date. Our Customer Service team will offer the best solutions for specific situations. 


Refund requests for used items will be refused. 


Please refer to our Exchange and Return Policy here to find more details about this.




After our Customer Service team confirms the refund to you, it may take 2-5 business days for the amount to be officially posted and reappear in your bank account. 


If you still do not receive a refund after this period, first check your bank account again. Then contact your credit card company to ask them to have an investigation.