Find any Amazon.com product's deals and best prices with our free Amazon deal finder and price tracker. Simply paste the product link (URL) or search by name in the box above. You'll get full product information, Deal Score, and all current deals. Shop smarter with the best Amazon deals finder in the USA.
x
Sorry, Something went wrong!
LockNLube Grease Coupler 1/8" NPT - Universal - Locking Grease Gun Coupler, 10,000 PSI
✅ In stock
F
Grade
Analysis Confidence
55%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 20, 2026 5:25 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 🏷️The retail sticker price has been slashed by 75% — a steep markdown from the official listing.
- 📉Better-priced windows have occurred before, though not frequently — today's price is reasonably competitive.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
0/20
Deal Strength
0/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
LockNLube
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓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.
⚙️ Specifications
MAX PRESSURE
10,000 psi (690 Bar). Locks on, stays on, won't leak.
ZERK COMPATIBILITY
The Floating Jaws allows the LockNLube Grease Coupler to adapt to all DIN and SAE specification Zerks (grease nipples).
COUPLER THREAD
⅛” NPT female thread compatible with all grease guns - battery, pneumatic, manual
DIMENSIONS
L: 3½ x W: 5/8 x H: 1⅗ In (L: 88mm x W: 16mm x H: 41 mm)
DIAMETER (FRONT OF COUPLER)
5/8 in (16 mm). Fits most recessed grease fittings (Zerks). ~1mm larger than standard coupler
Manufacturer
LockNLube
Part Number
GC81011
Item Weight
0.704 ounces
Product Dimensions
3.5 x 0.63 x 1.75 inches
Item model number
GC81011
Size
NPT No Spare Rebuild KIt
