LockNLube Locking Grease Gun Coupler, 1/8-Inch NPT, Rated To 10,000 PSI
- LOCKS ON, STAYS ON: Secure lock on grease coupler lets you grease machinery with both hands free. No leaks or mess, making maintenance faster and easier for every job.
- REBUILDABLE DESIGN INCLUDED: Comes with a spare rebuild kit for long-lasting use. Get the best lock on grease coupler value with easy maintenance and reliable performance.
- UNIVERSAL GREASE GUN FIT: Compatible with all grease guns—manual, battery, or pneumatic. The 1/8 in NPT threaded connection fits most grease gun coupler lock setups.
- FITS ALL ZERK FITTINGS: Works with SAE and metric Zerk fittings. Quick lock grease gun coupler design reaches tight spots and adapts to any machine for versatile use.
- EASY RELEASE UNDER PRESSURE: Patented thumb lever opens jaws for fast attachment and removal. Rated up to 10,000 psi for heavy-duty jobs. Covered by a 1-year warranty.
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3-6 days (Domestic)
Confidence-backed purchases with 30-day return support.
AUD |
BRSWIGT6B4MR6ETY |
Category |
Tools & Equipment , Garage & Shop , Fuel Transfer & Lubrication |
Tags |
Estimated shipping
Select a product to estimate shipping.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.
The Original LockNLube Grease Coupler!
Hands-free, no mess, and no wasted grease! The only fully rebuildable grease coupler, available with or without a rebuild kit. Rated to 10,000 PSI. Perfect for recessed fittings. Easily disconnects, even under pressure. No more broken Zerks.
SPRING-LOADED THUMB LEVER
Non-slip thumb lever opens and closed the jaws. No more broken Zerks. Easy on, easy off, even under pressure or on recessed fittings.
COMPATIBLE WITH ALL GREASE GUNS
1/8" NPT works with all grease guns and manufacturers – pneumatic, manual, or electric.
LOCKS ON, DOES NOT LEAK
Grease goes in, not on the machine. LockNLube’s unique sliding sleeve ensures that when the jaws are locked onto the Zerk, a leak-proof seal is created.
RATED TO 10,00 PSI.
No matter what grease gun you use, the LockNLube Grease Coupler will not leak or pop off at any pressure 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.
The only fully rebuildable grease coupler, available with or without a rebuild kit, extending service life and reducing replacement costs.
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 Specs
Product details










| Main Specification | |
|---|---|
| Material | Rubber or Steel |
| Manufacturer | LockNLube |
| Brand | LockNLube |
| Item Package Quantity | 1 |
| Included Components | Just the item |
| Product Dimensions | 3.45 x 0.63 x 1.66 inches |
| Colour | Silver |
| Size | NPT With Spare Rebuild Kit |
| Item Weight | 4 ounces |
| Product information | |
| Item model number | 1/8\\\" NPT |
| Technical Details | |
| Part Number | GC81011 |
| Maximum Pressure | 10000 psi |
| Others | |
| Date First Available | 2013 or December 9 |
| Product Type | Fuel Transfer & Lubrication |
Shipping & Delivery
At GofinchKart Australia, we aim to deliver your order quickly and safely.
Domestic Shipping (Australia):
Orders are typically delivered within 3–7 business days.
International Shipping:
Estimated delivery time is 12–26 business days, depending on the destination and customs processing.
Once your order has been dispatched, you will receive a tracking number. Delivery times may vary during public holidays or due to unforeseen delays.





