[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, compatible with Graco ProXChange, ProX17, ProX19, ProX21 sprayers. Replacement part number: 24Y472. This pump can commonly 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. Designed for safe and reliable performance, it ensures long-term stable use. [Excellent Design] The 24Y472 power paint sprayer pump features a modular design and a durable piston pump with an integrated piston gasket and built-in lubrication function, eliminating the need for additional lubrication during operation. [Efficient Spraying] The 24Y472 replacement pump utilizes a reciprocating piston to generate pressure for fluid processing, ensuring even paint coverage on the sprayed surface and supporting efficient, stable painting performance. Note: Slight color variations due to lighting or screen display differences may occur and do not affect product functionality. Color: As Shown in Picture Material: Metal Package Contents: 1 x 24Y472 Power Paint Sprayer Pump Please note: Only the items listed above are included; other accessories are not included. Note: Lighting and display settings may cause slight color differences between the image and the actual item. Measurement tolerance: +/- 1-3 cm.