LockNLube® Grease Coupler
Say goodbye to slipping couplers, grease leaks, and frustrating maintenance with the LockNLube® Grease Coupler. Designed to make greasing faster, cleaner, and more efficient, this patented coupler locks securely onto grease fittings, allowing you to grease with confidence—even on stubborn or hard-to-reach zerks.
Rated to 10,000 PSI, the LockNLube® Grease Coupler provides a secure, leak-free connection that won't pop off under pressure. Its simple thumb lever makes attaching and releasing the coupler quick and effortless, helping reduce grease waste while keeping your hands cleaner.
Compatible with most standard grease guns using 1/8" NPT threads, it's an easy upgrade that delivers professional performance for agricultural, automotive, construction, industrial, and fleet maintenance applications.
Features
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Patented locking jaws grip grease fittings securely
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Rated for pressures up to 10,000 PSI
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Eliminates grease leaks and accidental disconnects
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One-handed thumb lever for quick attachment and release
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Reduces grease waste and keeps hands cleaner
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Heavy-duty steel construction for long-lasting durability
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Fits most grease guns with 1/8" NPT threads
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Includes a rebuild kit for extended service life
Why Choose the LockNLube® Grease Coupler?
The LockNLube® Grease Coupler takes the frustration out of routine maintenance. Instead of holding the coupler onto the fitting while trying to operate the grease gun, simply lock it in place and grease with confidence. The secure connection helps ensure grease goes where it's needed—not onto your equipment or the floor.
Whether you're maintaining tractors, combines, skid steers, trucks, loaders, or shop equipment, the LockNLube® Grease Coupler is a simple upgrade that saves time, reduces mess, and makes every greasing job easier.
