LockNLubeGrease 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.
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LockNLubeGrease 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.

4.7/5
Product ID: 266903180
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💪Rated 10,000 PSI power
🔒Locks on tight, no slip
🔧Rebuildable with spare kit

Description

🔒 Lock it, load it, never lose grip—grease like a pro!

  • EFFORTLESS OPERATION - Patented thumb lever design for quick attach and release—even under pressure.
  • LOCK LOAD EFFICIENCY - Locks securely onto all Zerk fittings, freeing both hands for precision greasing.
  • BUILT TO LAST REBUILD - Includes a spare rebuild kit, doubling your value and extending tool life effortlessly.
  • UNIVERSAL COMPATIBILITY - Fits 1/8" NPT grease guns—manual, pneumatic, or battery-powered—upgrade any setup instantly.
  • PRESSURE PROOF PERFORMANCE - Handles up to 10,000 PSI, ensuring reliable operation under the toughest conditions.

The LockNLube Grease Gun Coupler is the world’s best-selling original locking coupler designed to securely attach to all Zerk fittings. Rated for up to 10,000 PSI, it fits any 1/8" NPT grease gun—manual, pneumatic, or battery-powered. Its patented locking mechanism frees your hands for efficient greasing, while the included spare rebuild kit ensures long-lasting, cost-effective use backed by a 1-year warranty.

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Specifications

ManufacturerLockNLube
Part numberGC81011
Item Weight113 g
Item model number1/8\\\" NPT
SizeNPT With Spare Rebuild Kit
Item Package Quantity1
Cutting Diameter0.63 Inches
Included componentsJust the item
Batteries Included?No
Batteries Required?No
Item diameter0.63 Inches

Have a Question? See What Others Asked

Does this work with Milwaukee grease guns?
Where is this product manufactured?
After installing it, I couldn't depress the gun's pump. What did I do wrong?
It is just the fitting or does it include the flexible line?

Reviews

4.7

All from verified purchases

A**D

Recommended

The best lube piece you need to have. Good quality and recommend to buy.

Common Questions

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TrustScore 4.5 | 7,300+ reviews

Anita G.

Good experience, but the tracking updates could be better.

2 months ago

Ravi S.

I loved the variety of products available. Will definitely shop again.

2 months ago

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€ 69.42

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Yusuf A.

Fantastic experience overall. Will recommend to friends and family.

1 month ago

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

Locknlubegrease Gun Coupler Locks Onto Zerk Fittings Grease Goes In | Desertcart Finland