【Upgrade Locking & Sealing】- Grease Gun Coupler adopts upgraded powerful patented 6-jaw structure. With reinforced jaws & high-quality aviation-grade sealing gaskets, it ensures long-lasting and stable performance, tighter and no grease leakage. Tested at 10,000 PSI pressure also prevents leaks.

【Robust Build Quality】- Constructed of premium quality zinc coated alloy steel for superior performance and durability. Extra thickened springs add stronger clamping force and greater protection. Best choice for all-day performance incommercial shops, auto centers and any home garage.

【Quick Release Operation】- The curved thumb lever of the grease gun coupler, combined with smooth and strong 6-jaw lock mechanism, makes it easier to lock and release with one hand. No need to hold it while greasing and users can grease equipments with hands-free operation

【Fit All 1/8” NPT Fittings】- The Grease Coupler works on all DIN and SAE grease fittings and attaches to all 1/8” NPT standard grease guns, mini grease guns, pneumatic grease gun and electric grease gun.

【Fit More Tighter Places】- With a diameter of 0.55" and length of 3.5", the Grease Coupler fits more places than many other thick couplers, also suited for recessed Zerks such as those found on shielded PTO shafts, axles, U-joints etc.


【Wide Application】- Perfect for use in automotive repair, job site large machinery and axles and drive trains, it is also great for lubricating farm tractors, plows, stump pullers, disc harrows, seeders and more.