Home » LOCKNLUBE® GREASE GUN COUPLER
LockNLube grease coupler with spring mechanism for easy attachment and efficient greasing, part of hose assembly upgrade.
LockNLube® grease coupler comparison with 2-inch measurement label showing XL and regular versions, showcasing SKU details.
Diagram of LOCKNLUBE® Grease Gun Coupler with dimensions labeled in inches and millimeters for easy reference.
LockNLube® grease gun coupler packaging with text highlighting 10,000 PSI rating and message to end greasing frustration.
LOCKNLUBE® grease gun coupler featuring a sturdy locking mechanism for leak-free operation and easy disconnecting under pressure.
LockNLube® grease gun coupler in use, showcasing easy attachment and disconnection on Zerk fittings. Max PSI 10,000.
User applying the LockNLube® grease gun coupler to machinery for efficient greasing without leaks or pressure issues.
Person using LOCKNLUBE® grease gun coupler on machinery for efficient greasing without leaks or pressure issues.
Hand using LOCKNLUBE® grease gun coupler on a machine, demonstrating easy connection and no leaks.
Person using LOCKNLUBE® grease gun coupler on machinery for efficient greasing without leaks or disconnect issues.
Diagram of LOCKNLUBE® grease gun coupler dimensions, showcasing 1/8" NPT compatibility and product specifications.
Hand using LockNLube grease gun coupler on heavy machinery for efficient greasing without leaks.
LockNLube® grease gun coupler securely attached to a Zerk fitting, showcasing its leak-free and easy disconnect design.
Close-up of LockNLube® grease gun coupler securely attached to a grease fitting for efficient lubrication without leaks.
LOCKNLUBE® Grease Gun Coupler packaging showcasing its 10,000 PSI rating and features for easy greasing without leaks.
LOCKNLUBE® Grease Gun Coupler packaging, featuring a locking coupler rated for 10,000 PSI to eliminate greasing frustration.
LOCKNLUBE® grease gun coupler with locking mechanism and spring for easy connection and leak prevention.
LockNLube® grease gun coupler, locking design, durable, made in South Africa, efficient greasing tool, compatible with all grease guns.
LockNLube® grease gun coupler designed for secure, leak-free greasing, compatible with all grease guns and Zerk fittings.
Person using LockNLube® grease gun coupler to efficiently lubricate machinery Zerk fitting outdoors on a grassy surface.
LockNLube® grease gun couplers comparison with measurement, featuring XL and Regular sizes for efficient greasing.
LockNLube® grease coupler dimensions chart with measurements in inches and millimeters for precise fitting and compatibility.
LockNLube grease coupler with spring mechanism for easy attachment and efficient greasing, part of hose assembly upgrade.
LockNLube® grease coupler comparison with 2-inch measurement label showing XL and regular versions, showcasing SKU details.
Diagram of LOCKNLUBE® Grease Gun Coupler with dimensions labeled in inches and millimeters for easy reference.
LockNLube® grease gun coupler packaging with text highlighting 10,000 PSI rating and message to end greasing frustration.
LOCKNLUBE® grease gun coupler featuring a sturdy locking mechanism for leak-free operation and easy disconnecting under pressure.
LockNLube® grease gun coupler in use, showcasing easy attachment and disconnection on Zerk fittings. Max PSI 10,000.
User applying the LockNLube® grease gun coupler to machinery for efficient greasing without leaks or pressure issues.
Person using LOCKNLUBE® grease gun coupler on machinery for efficient greasing without leaks or pressure issues.
Hand using LOCKNLUBE® grease gun coupler on a machine, demonstrating easy connection and no leaks.
Person using LOCKNLUBE® grease gun coupler on machinery for efficient greasing without leaks or disconnect issues.
Diagram of LOCKNLUBE® grease gun coupler dimensions, showcasing 1/8" NPT compatibility and product specifications.
Hand using LockNLube grease gun coupler on heavy machinery for efficient greasing without leaks.
LockNLube® grease gun coupler securely attached to a Zerk fitting, showcasing its leak-free and easy disconnect design.
Close-up of LockNLube® grease gun coupler securely attached to a grease fitting for efficient lubrication without leaks.
LOCKNLUBE® Grease Gun Coupler packaging showcasing its 10,000 PSI rating and features for easy greasing without leaks.
LOCKNLUBE® Grease Gun Coupler packaging, featuring a locking coupler rated for 10,000 PSI to eliminate greasing frustration.
LOCKNLUBE® grease gun coupler with locking mechanism and spring for easy connection and leak prevention.
LockNLube® grease gun coupler, locking design, durable, made in South Africa, efficient greasing tool, compatible with all grease guns.
LockNLube® grease gun coupler designed for secure, leak-free greasing, compatible with all grease guns and Zerk fittings.
Person using LockNLube® grease gun coupler to efficiently lubricate machinery Zerk fitting outdoors on a grassy surface.
LockNLube® grease gun couplers comparison with measurement, featuring XL and Regular sizes for efficient greasing.
LockNLube® grease coupler dimensions chart with measurements in inches and millimeters for precise fitting and compatibility.
LockNLube

LOCKNLUBE® GREASE GUN COUPLER

In stock - 19 items available
SKU: GC81011
$32.99
Size

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End greasing frustration with the original locking grease coupler!

  • Locks on, stays on, won't leak. Rated up to 10,000 PSI
  • Easily disconnects, even under pressure. No more broken Zerks
  • 1/8" NPT compatible with all grease guns - battery, pneumatic, manual
  • Grease goes in, not on, the machine
  • Works on all Zerk fittings, SAE and metric
  • Includes a rebuild kit! The LockNLube® is the world's only rebuildable grease coupler. Lowest lifetime cost.
  • Patented Locking Technology. US Patent #8955544
  • As seen on TruckU on the Motortrend Channel!

Also available with a 2" longer barrel for those deeply recessed fittings!

  • Great for shielded PTO shafts, axles, harvester heads, U Joints and other recessed grease fittings.