Grease Gun Coupler, Grease Gun Tip and 6 Locking Jaw Strong Lock-on, 12000 PSI High-Pressure Duty Quick-Release Grease Coupler, Grease Gun Fittings Compatible With All Grease Guns 1/8" NPT Fittings，Co

Say No to Leak: Grease gun coupler with thickened six-petal locking piece, strong lock-on grease fitting, no leakage. Leak prevention even at extreme pressures of 12,000 PSI., Double Gear Design: Patented Mechanical double-gear structure grease gun tip, light and flexible, saves more effort and is less wear-resistant, making a longer service life., Hands-Free: The thickened steel spring enhances the 6-jaw bite lock and the grease gun fittings will not pop out under high pressure, No need to hold while greasing, you can free your hands to operate the grease gun., Robust Build and Sturdy: The grease coupler are made of High-hard alloy, the steel forging groove handshake is non-slip and not easy to break, and durable. Scientifically designed structure, easy to press and effortless., Universal Grease Gun Coupler: Fits all 1/8 NPT standard grease guns, and mini grease guns, include all SAE, DIN and Metric Zerk fittings. It is also suitable for manual, electric, pneumatic grease guns, etc.