[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 reducing downtime. [Compatible] Power paint sprayer pump replacement compatible with Graco ProXChange, ProX17, ProX19, and ProX21 sprayers. Replacement part number: 24Y472. This pump can help resolve issues such as the paint pump failing to start, not holding pressure properly, or making noise when paint is not flowing through. [Durable and Sturdy] The 24Y472 power paint sprayer pump is constructed from high-quality metal with precise 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 operation. [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 system, eliminating the need for additional lubrication during use. [Efficient Spraying] The 24Y472 replacement pump utilizes a reciprocating piston mechanism to generate pressure for fluid processing, ensuring even paint coverage on the sprayed surface and supporting efficient, consistent 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 Note: Other items not included. Light reflection and display differences may cause slight color variation between the image and the actual item. Measurement may vary by +/- 1-3 cm.