Top 10 Grease Gun Coupler – Grease Guns

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1. LockNLube


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.

LockNLube #ad - World's original locking grease coupler. Locks on, does not leak. Lowest lifetime cost. World's only rebuildable grease coupler. 1/8" npt compatible with all grease guns - battery, pneumatic, manual. Grease goes in, not on, the machine.
BrandLockNLube #ad
ManufacturerLockNLube #ad
Height1.66 Inches
Length3.45 Inches
Weight4.5 ounces
Width0.63 Inches
Part NumberGC81011
Model1/8" NPT
WarrantyLifetime manufacturing warranty. Replaceable wear parts. Spare set included.



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

AZUNO #ad - Robust build quality built with premium quality Zinc Coated Alloy Steelfor for all-day performance in the shop or garage, heavier and stronger than any other grease couplers on the market. Lock and seal up to 12, 000 psireinforced jaws and quality sealing gasket ensure long lasting and stable performance, prevent leakage even at 12, 000 PSI extreme pressure.

Unique design help locating zerk fittings in DarkThe 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. It also fits all din and SAE grease fittings, simply replace your existing grease gun couplers.

Compatible with all grease guns and zerk fittings1/8 npT fits all standard grease guns, mini grease guns. One hand operationsmooth 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.
BrandAZUNO #ad
ManufacturerAZUNO #ad
Height0.79 Inches
Length3.19 Inches
Width1.57 Inches
Part NumberAGC12A01

3. Lumax


Lumax LX-1403 Silver Heavy-Duty Quick Release Grease Coupler, 1 Pack. Integrated Non-Return Valve enables Unit to be Disconnected Easily at pressures up to 15,000 PSI., 1/8" NPT

Lumax #ad - Integrated 1/8" NPT Connection. Ergonomic thumb lever Design makes Coupling and Uncoupling totally Effortless. Suitable for use on most hand, Battery Powered or Air Operated Grease Guns & Bulk Grease Pumps. Integrated non-return valve enables unit to be Disconnected Easily at pressures up to 15, 000 PSI 1, 034 Bar. Hardened 4-jaws withstands High Pressures without Deformation.
BrandLumax #ad
ManufacturerLumax #ad
Height4.75 Inches
Length4.75 Inches
Width1 Inches
Part NumberLX-1403
Warranty1 year



VA409, VARSK Grease Gun Coupler, 1/8” NPT Fitting, 15,000 PSI Burst Pressure, Heavy-Duty Quick Release Grease Coupler Fits All SAE and Metric Zerk Fittings and All Grease Guns

VARSK #ad - Adjustable three-jaw claws are more stable. Customer service: if your varsk product has any problems, please leave us a message via order, we promise to provide an satisfied solution and fix whatever problems you got.

Suitable for your trailer, marine and other machines device. Complete accessories:this quick release grease coupler comes with replacement claws *3, extra screw caps *2 and 2mm allen wrench *1, rubber accessory *1, which can extend it's useful life. High-quality material:this quick release grease coupler is made of heat-treated medium carbon steel; The VARSK grease gun coupler surface adopts chrome plating technology, which has abrasion resistance and corrosion resistance, which prolongs the service life of the product.

Multiple usage:1/8" npt thread can be used with all types of grease guns, pneumatics, batteries, UTV, tractor, motorcycle, manuals. Rated to 15, 000 psi; once the barsk grease coupler is locked on, 000 psi:our varsk grease gun coupler has a working pressure of 4, 500 PSI and a burst pressure of 15, it will not leak or pop off the Zerk.
BrandVARSK #ad
ManufacturerVARSK #ad
Part NumberVA-409

5. LockNLube


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

LockNLube #ad - Fits all standard grease guns - 1/8 npt fitting. Simply replace your existing coupler. Over 3. 5" of reach. Easily release from fittings with the thumb lever, even at extreme pressure. Fits all sae and Metric Zerk fittings. Easily replace seal and jaws without replacing the coupler. Hands free - does not pop off under pressure. Includes rebuild kit. Does not leak once locked on. Rated to 10, 000 psi! locks on, stays on. Great for shielded pto shafts, harvester heads, axles, U Joints and other recessed grease fittings.
BrandLockNLube #ad
ManufacturerGurtech #ad
Height1.5 Inches
Length5.5 Inches
Weight9 ounces
Width0.97 Inches
Part NumberGC81032

6. Lumax


Lumax LX-1400-2 Silver 1/8" NPT Standard Grease Coupler Pack of 2

Lumax #ad - Small outside diameter permits easy contact with recessed fitting. Knurled body and flats for easy installation/removal. Spring-loaded ball check valve to prevent leakage. 1/8 inches NPT female threads. Has four hardened steel jaws for durability.
BrandLumax #ad
ManufacturerLumax #ad
Height0.6 Inches
Length5.3 Inches
Weight0.15 Pounds
Width2.1 Inches
Part NumberLX-1400
Warranty1 year

7. Lumax


Trucks, Farm Equipment. Ideal for Lubrication of Front and All-Wheel Drive Vehicles., Lumax LX-1404 Silver 90 Degree Grease Coupler for Hard-to-Reach Grease Fittings on Cars

Lumax #ad - Spring-loaded ball check valve to prevent leakage. Designed for hard-to-reach grease fittings. For use with most hand-operated grease guns. Maximum operating pressure of 4, 500 PSI. Quick connect with a spring loaded sleeve.
BrandLumax #ad
ManufacturerLumax #ad
Height0.9 Inches
Length5.9 Inches
Weight0.2 Pounds
Width3.5 Inches
Part NumberLX-1404
Warranty1 year

8. VACmall


Portable Plastic Packing Box, VACmall Grease Gun Coupler, 10000 PSI Grease Coupler Lock onto Zerk Fittings with Lengthened Hose for Small Space Using, Double Handle Design, 1/8 inch NPT Connector

VACmall #ad - Double handle design make it more easier to press the thumb lever and it’s no need to hold while greasing, Lock-on and free up both hands to operate your grease guns, also Easy clip-off which provide quick and easy release work.

Package include: a plastic packing box, a Teflon tape and a 12inch length rubber hose to help you add grease even in a small space, support 1 year quality Insurance. Grease goes in but does not leak on the machine. Work with all grease guns models - pneumatic, manual and electric, locks on to any Zerk. The nozzle's seal ring is made of conical rubber, no more greasing frustration, you will not experience any form of leakage, no more waste, no more grease mess, it locks firmly, very sealed and durable.

Once the grease gun coupler is blocked, with10, please use high pressure to dredge the tunnel. Fits standard 1/8 inch NPT fittings, all SAE and metric zerk couplers fittings. The steel springs are strong enough to withstand pressure, 000 PSI 690bar.
BrandVACmall #ad
ManufacturerVACmall #ad
Part NumberVACmall

9. Tooluxe


Tooluxe 61077L Grease Gun and Lubrication Accessory Kit | Zerk Fittings | Multi-Function

Tooluxe #ad - Set includes: 12" flexible hose w/spring, oil gun clamp, grease injector needle, standard coupler, 360° swivel coupler, 90° swivel coupler, heavy duty coupler, short grease gun adapter, 1-1/2" needle nose adapter flat, heavy duty reclosable case.

All-in-one grease gun kit includes an easy-to-use connect design with 90-degree swivel coupler and 360-degree coupler for greasing at all angles. 12" flexible hose with spring fits in tight spaces and kit includes grease injector needle and 1-1/2" needle nose adaptor. Includes practically every zerk fitting at half the price 4" needle nose adaptor, grease gun adaptor and coupler. Perfect for garages or automotive workshops; includes common lubing attachments that fit most grease gun couplers and guns.
BrandTooluxe #ad
ManufacturerRidgerock Tools Inc. #ad
Height2.76 Inches
Length8.43 Inches
Weight1.88 Pounds
Width5.91 Inches
Part Number61077L

10. Macnaught


Macnaught KY Plus Safety Grease Coupler, Smallest Diameter Bore on Market, 2 Year Warranty

Macnaught #ad - Compact barrel diameter – Smallest diameter on the market today. Internal pressure relief reduces the risk of high-pressure grease release at 10, 000 PSI. The ky+ retains the benefit of the original floating jaw design, providing a strong, leak-free connection while improving safety and usability. Macnaught’s patent-pending release mechanism delivers enhanced safety and is both easier and faster to use. True one-handed design – Easy to Use. Two year warranty! Locks on tight and Self Assists Off the Fitting.
BrandMacnaught #ad
ManufacturerMacnaught USA #ad
Part NumberKY PLUS-02