This Pumps have a builtin gasket with a lubrication function and can be used normally no need use of lubricating oil This Pumps is used to houses, wall, metal, wood, and so on. It sprays objects evenly and effectively, minimizing paint waste and saving money This power Pumps is crafted from steel. Its advantages is that it is more and resistant than ordinary steel and have long service life. You can buy it with confidence This electric paint Pumps for ProXChange ProX17 ProX19 ProX21 sprayers The model number of this power paint Pumps is 24Y742, please confirm whether it is the model you need before purchasing, Manufacturer: QFMHZP