If you’re looking to buy a new adjustable grease gun coupler and still confused about which one is best.

Then you’re in the right place because Our team has spent more than 50 hours researching, comparing, and testing the different options available in the market nowadays to be able to compile the following list of picks for the best adjustable grease gun coupler you can purchase right away from Amazon.

First, here are our picks for today along with our research score for each item.

Top 10 best adjustable grease gun coupler (Our Favorites)

Now, let’s take a look at each item of the best adjustable grease gun coupler, in order to know the different features & benefits of each pick.

Slippery Pete - 90 Degree Grease Gun Coupler Snaps onto Grease Fittings in Tight Spaces

$13.99  in stock
1 used from $12.87
Free shipping
Amazon.com
as of May 6, 2022 12:56 am

Features

  • Connects to standard grease gun couplers.
  • Designed to grease hard to reach Zerk fittings in tight spaces
  • ⚓ Compatible with flex hose or rigid pipe
  • 3 jaw coupler design snaps on and off grease fittings easier
  • Inspected and packaged in the USA

LockNLube Grease Gun Coupler locks onto Zerk fittings. Grease goes in, not on the machine. World's best-selling original locking grease coupler. Rated 10,000 PSI. Long-lasting rebuildable tool.

$32.99  in stock
2 new from $32.99
1 used from $30.00
Free shipping
Amazon.com
as of May 6, 2022 12:56 am

Features

  • Locks on, does not leak
  • 1/8" NPT compatible with all grease guns - battery, pneumatic, manual
  • Grease goes in, not on, the machine
  • World's original locking grease coupler.
  • World's only rebuildable grease coupler. Lowest lifetime cost.

Plews & Edelmann 05-050 180 Degree Swivel Coupler, Silver

$17.48  in stock
14 new from $17.48
Free shipping
Amazon.com
as of May 6, 2022 12:56 am

Features

  • Designed to lock at any angle up to 180 degrees
  • Spring-loaded sleeve locks the coupler in place for straight applications or slides back for angular application
  • 8 inches overall length and corrosion-resistant finish
  • For hand operated grease guns only
  • Recommended working pressure is 3000 PSI

Milton (S-3101) Pistol Grease Gun - High Pressure, High Volume

$34.76  in stock
6 new from $27.83
Free shipping
Amazon.com
as of May 6, 2022 12:56 am

Features

  • INCLUDES: 1 Grease Gun (7,000 PSI), 1 Coupler, and an 18" flexible hose extension.
  • ADJUSTABLE STROKE HANDLE: Allows use for high pressure/flow and high volume air applications and large projects.
  • MAX PSI: Maximum air pressure of 7,000 pounds per square inch.
  • FLEXIBLE: Long 18-inch hose extension ideal for reaching in narrow, limited spaces.
  • FILL: Grease gun with either standard 14-oz. grease cartridges, bulk fill, or dispenser/filler pumps.

AZUNO Grease Gun Coupler, 2nd Generation Upgraded to 12,000 PSI, Grease Gun Tips Quick Lock and Release, Compatible with All Grease Guns 1/8" NPT Grease Gun Fittings

$20.99  in stock
Amazon.com
as of May 6, 2022 12:56 am

Features

  • 【Lock and Seal up to 12,000 PSI】Reinforced jaws and quality sealing gasket ensure long lasting and stable performance, prevent leakage even at 12,000 PSI extreme pressure.
  • 【Robust Build Quality】 Built with premium quality Zinc Coated Alloy Steel for all-day performance in the shop or garage, heavier and stronger than any other grease couplers on the market.
  • 【One Hand Operation】Smooth retraction mechanism allows one-hand operation. Once the grease coupler is locked on zerk fitting, it stays on and frees both hands to operate the grease gun.
  • 【Unique Design Help Locating Zerk Fittings in Dark】The unique and patented Retract Mechanism pull back the inner seal and leave outer socket ring wide open, which help locating zerk fittings at blind spot.
  • 【Compatible with All Grease Guns and Zerk Fittings】1/8 NPT fits all standard grease guns, mini grease guns. It also fits all DIN and SAE grease fittings, simply replace your existing grease gun couplers.

LockNLube Grease Gun Coupler XL - Extra reach for recessed grease fittings

$44.06  in stock
2 new from $44.06
Free shipping
Amazon.com
as of May 6, 2022 12:56 am

Features

  • Rated to 10,000 PSI! Locks on, stays on. Does not leak once locked on.
  • Hands free - does not pop off under pressure. Easily release from fittings with the thumb lever, even at extreme pressure.
  • Fits all standard Grease Guns - 1/8 NPT fitting. Fits all SAE and Metric Zerk fittings. Simply replace your existing coupler.
  • Over 3.5" of reach. Great for shielded PTO shafts, axles, harvester heads, U Joints and other recessed grease fittings.
  • Includes rebuild kit. Easily replace seal and jaws without replacing the coupler.

Toolly Grease Gun Coupler, 10,000 PSI Quick Locking Grease Gun Coupler, Heavy Duty Grease Coupler fits Standard 1/8" NPT Grease Guns, fits All DIN and SAE Grease Fitting

$13.99  in stock
Amazon.com
as of May 6, 2022 12:56 am

Features

  • 【Hands-Free Operation】Once the grease coupler is locked on zerk fitting, it stays on and frees both hands to operate the grease gun
  • 【Locked and Sealed upto 10,000 PSI】Reinforced jaws and quality sealing gasket ensure long lasting and stable performance, prevent leakage even at 10,000 PSI extreme pressure
  • 【Engineered to Reach Recessed Grease Fittings】1-7/16" of reach, 5/8" OD same as traditional couplers, designed to grease shielded PTO shafts, axles, harvester heads, U joints and other recessed grease fittings
  • 【Compatible to All Grease Guns, Grease Fittings】1/8 NPT fits all standard grease guns, this coupler also fits all DIN and SAE grease fittings, easy and simple to replace your existing grease gun couplers
  • 【Easy on, Easy off, No Stucked Grease Coupler】Press ergonomics handle to operate coupler, by using the force of your whole hand, more handy vesus others using finger against stiff spring. Adjustable 360° swivel handle to access confined areas

LUMAX LX-1400-2 Silver 1/8" NPT Standard Grease Coupler (Pack of 2). Standard Grease Coupler. Fits All 1/8" NPT Threads. 4500 PSI (310 Bar) Maximum Operating Pressure.

$7.96  in stock
3 new from $7.96
Free shipping
Amazon.com
as of May 6, 2022 12:56 am

Features

  • Has four hardened steel jaws for durability
  • Spring-loaded ball check valve to prevent leakage
  • 1/8 inches NPT female threads
  • Knurled body and flats for easy installation/removal
  • Small outside diameter permits easy contact with recessed fitting

LockNLube 8-Piece Quick Connect Greasing Accessory Kit. Complete grease fitting connection kit. Reach any grease fitting on any machine. The rip-stop case keeps tools clean and portable.

$89.99  in stock
2 new from $89.99
Free shipping
Amazon.com
as of May 6, 2022 12:56 am

Features

  • Rip-stop case can be rolled and secured with attached strap to keep tools clean and portable
  • Grommets allow hanging for easy access to the tools
  • All tools include a Zerk fitting in the back for easy connection and release from LockNLube or traditional, grease coupler

AZUNO Grease Gun Coupler, 2nd Generation Upgraded to 12,000 PSI, Grease Gun Tips Quick Lock and Release, Compatible with All Grease Guns 1/8" NPT Grease Gun Fittings (2 Pack)

$39.99
$30.99
 in stock
Amazon.com
as of May 6, 2022 12:56 am

Features

  • 【Lock and Seal up to 12,000 PSI】Reinforced jaws and quality sealing gasket ensure long lasting and stable performance, prevent leakage even at 12,000 PSI extreme pressure.
  • 【Robust Build Quality】 Built with premium quality Zinc Coated Alloy Steel for all-day performance in the shop or garage, heavier and stronger than any other grease couplers on the market.
  • 【One Hand Operation】Smooth retraction mechanism allows one-hand operation. Once the grease coupler is locked on zerk fitting, it stays on and frees both hands to operate the grease gun.
  • 【Unique Design Help Locating Zerk Fittings in Dark】The unique and patented Retract Mechanism pull back the inner seal and leave outer socket ring wide open, which help locating zerk fittings at blind spot.
  • 【Compatible with All Grease Guns and Zerk Fittings】1/8 NPT fits all standard grease guns, mini grease guns. It also fits all DIN and SAE grease fittings, simply replace your existing grease gun couplers.