Universal Aluminum Oil/Fuel / Water/Fluid / Air Line Hose End Fitting Adaptor Universal fit. such as: Oil/ Fuel/ Water/ Fluid/ Air Line with AN-10 Ends Application: Universal,such as:Oil/ Fuel/ Water/ Fluid/ Air Line Excellently Sealed,100% no leaking under high pressure and temperature.Exchange or return free if it's leaked. Made From High quality Light weight T6061 Alloy Aluminum It is interchangeable with other hose ends and accepts a wide variety of lightweight aluminum AN style adapter and carburetor fittings.