Feature 1Comfortable Use: The powerful grease coupler creates sufficient leverage for all day comfort, simple operation and labor saving. The texture of the grease coupler increases the safety friction. Yellow paint is easy to clean and find. 2High Carbon Steel Material: The high pressure grease coupler is made of high carbon steel material and has high strength and durability. 3Wide Applications: Multiple fields can be solved by one machine, harvester, excavator, bulldozer, ship, various automobile and tractor parts. 4Seal High Pressure Piston: Strengthen the design of O ring seal high pressure piston to prevent grease leakage in batch application. 5Reliable Performance: Industrial oil seal reject oil leakage. Large piston produces oil faster. Providing you great using experience.Item Type:GreaseCouplerMaterial:HighCarbonSteelWeight: Approx. 1048g / 2.3lbPiston: Standard Single PistonOil Filling Method: Suck Oil From The Barrel Of Butter Into TheGrease CouplerPiston Diameter: Approx. 8mm / 0.3inPipe Diameter: Approx. 56mm / 2.2inSpecification: 400CCApplication: Harvester, Excavator, Bulldozer, Ship, Various Automobile, Tractor Parts .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x GreaseCoupler4 xAccessories