Grease gun mouthpiece double handle: with grease gun the double handle design, it is more labour-saving when oiling, the grease gun mouthpiece is easy to install and use. The double handle makes operation more effortless and non-slip. The maximum working pressure of the three reinforced jaws can reach 10,000 PSI, and the sealing ring of the nozzle is made of conical rubber to ensure lasting stability and no leakage under the highest pressure.High-quality material: grease gun mouthpiece made of high-quality alloy steel, spring with good elasticity and a high toughness. The sealing ring of the nozzle is made of conical rubber to ensure that the coupling does not leak, very dense and durable. It can be used continuously.Improved design: grease gun mouthpiece grease gun improved design, G coupler for grease gun push operation, avoids axial bending. Improved This G coupler for grease gun has a double handle, and is a grease coupling with locking that can be locked to the grease nipple and helps to eliminate the contaminants associated with the lubrication.G coupler for grease gun, easy to use: locking pliers high-pressure injector, after pressing, the 6-hole nozzle expands outwards and locks firmly. You can simply lock the grease connector and release with your thumb when you release it. Easy to remove under pressure, even with mounting brackets. The adapter can be easily removed without pulling or using a screwdriver.Suitable for all grease guns: grease gun mouthpiece suitable for all grease guns, 1/8 inch NPT connection. G coupler for grease gun. It is suitable for all types of grease gun - pneumatic, manual and electric. Suitable for shielded joint shafts, shafts, harvester aggregates, U-shaped joints and other embedded grease nipples. Note: The data are all measured manually, please allow 1-3cm error, due to the difference in light and display, there will be a certain color difference, the actual object received shall prevail.