[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 ProX21 sprayer, replacement part number: 24Y472, typically helps resolve issues such as paint pump not starting, failing to hold 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 fine craftsmanship, offering high strength, a solid structure, and resistance to oxidation, rust, and corrosion, ensuring safe, reliable performance and long-term stable use. [Excellent Design] The 24Y472 power paint sprayer pump features a modular design and a durable piston pump with 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 sprayed surface, supporting efficient and consistent painting performance. Please note: Slight physical color variations may occur and do not affect functionality. Color: As Shown in Picture Material: Metal Package Contents: 1 x 24Y472 Power Paint Sprayer Pump Note: Light reflection and differences in display screens may cause slight color variations between the product image and the actual item. Measurement may vary by +/- 1-3 cm.