[Easy to Replace] The built-in hexagonal nut slot on the frame of the power paint sprayer allows for easy disassembly of the pump; the pump kit can be replaced by simply sliding the front panel up and removing the entire pump, enabling quick and convenient repairs, significantly saving repair time. [Compatible] Power paint sprayer pump, suitable for Graco ProXChange, ProX17, ProX19, and ProX21 sprayers. Replacement part number: 24Y472. This part can typically resolve issues such as the paint pump failing to start, not holding pressure properly, or making noise when paint is not passing through. [Durable and Sturdy] The 24Y472 power paint sprayer pump is constructed from high-quality metal with fine craftsmanship, offering high strength, a solid structure, and resistance to oxidation, rust, and corrosion. It provides safe and reliable performance for long-term stable use. [Excellent Design] The 24Y472 power paint sprayer pump features a modular design and a durable piston pump with a built-in piston gasket and lubrication function, eliminating the need for additional lubrication during operation. [Efficient Spraying] The 24Y472 replacement pump uses a reciprocating piston to generate pressure for fluid processing, ensuring paint is evenly distributed on the spray surface, supporting efficient and stable painting performance. Please note: Slight color variations due to lighting or display differences may occur and do not affect product functionality. Color: As Shown in Photos Material: Metal Package Contents: 1 x 24Y472 Power Paint Sprayer Pump Note: The package includes only the items listed above; other products are not included. Light reflection and different displays may cause slight color differences between the image and the actual item. Measurement may vary by +/- 1-3 cm.