Product
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LockNLube Grease Coupler without a Spare Rebuilt Kit

Copy Stand
Category: Automotive > Tools & Equipment > Garage & Shop > Fuel Transfer & Lubrication > Grease Guns

Price

$29.99

Rating

4.7(31,879 reviews)

Description

LOCKS ON, STAYS ON, HANDS-FREE: Grease goes in, not on, the machine. Easily disconnects, even under pressure. No more broken Zerks COMPATIBLE WITH ALL GREASE GUNS AND GREASE FITTINGS: Works with all grease guns and manufacturers . Locks on to all Metric and SAE specification Zerk fittings. Hands-free, no mess, and no wasted grease! Includes a free rebuild kit. Rated to 10,000 PSI. Perfect for recessed fittings. Easily disconnects, even under pressure. No more broken Zerks. Easily disconnects, even under pressure. No more broken Zerks. 1/8" NPT compatible with all grease guns - battery, pneumatic, manual. Easily replace the seal and steel jaws on your LockNLube Grease Coupler. Includes 4 hardened steel jaws and a threaded cone housing the rubber seal. Patented Locking Technology (US Patent #8955544) means grease goes in, not on, the machine! The LockNLube Grease Couler XL (GC81042) has a 2" longer barrel for those deeply recessed fittings!

Key Features

  • SECURE LOCKING DESIGN: Lock on grease coupler stays attached for leak-free greasing. No need to hold in place, allowing both hands to operate your grease gun with ease and control.
  • REBUILDABLE FOR LONG LIFE: The only grease gun coupler with a rebuildable locking mechanism. Reduces replacement costs and extends product lifespan for heavy-duty maintenance tasks.
  • UNIVERSAL NPT COMPATIBILITY: Fits all grease guns with 1/8 in NPT threads, including battery, pneumatic, and manual models. Upgrade your grease gun for reliable performance every time.
  • FITS ALL GREASE FITTINGS: Works with SAE and metric Zerk fittings. Includes adapters for hard-to-reach spots, making it the best grease gun coupler for versatile equipment maintenance.
  • SIMPLE ONE-HAND OPERATION: Press the thumb lever to attach or release the coupler, even under pressure. The locking grease fitting ensures quick, easy, and mess-free greasing every use.
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Product Details

Product ID

B0F8C561WL

ASIN

B0F8C561WL

Category

Automotive > Tools & Equipment > Garage & Shop > Fuel Transfer & Lubrication > Grease Guns

Reviews

31,879

Prime Eligible

Yes

Last Scraped

2/18/2026

Technical Details

AsinB0F8C561WL
Best sellers rank#465 in Automotive (See Top 100 in Automotive) #9 in Grease Guns
BrandLockNLube
Customer reviews4.7 4.7 out of 5 stars (31,879) 4.7 out of 5 stars
Date first availableMay 12, 2025
Exterior finishStainless Steel
Item model numberGC81011
Item weight3.84 ounces
ManufacturerLockNLube
Manufacturer part numberGC81011
MaterialSteel
ModelLockNLube Grease Coupler
Number of ports2
Outlet connection size0.63 Inches
Outlet connection typeNPT
Package dimensions5.31 x 3.27 x 0.79 inches
Upc810102950499

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