Compatible Models: Paint Spray Pump for Graco ProXChange ProX17 ProX19 ProX21 Sprayers Replacement Part Number: 24Y472 If your sprayer won't start, hold pressure, or makes noise when paint does not flow through, you can try our pump. It will be a reliable solution. Durable and Sturdy: The 24Y472 pump replacement kit is made of high-quality metal material, precision-manufactured with a high-strength, sturdy, and durable structure. It is corrosion-resistant and oxidation-resistant, ensuring safe and reliable performance. You can use it with confidence. Lifetime Lubrication: The piston pump features a built-in piston gasket with a lubrication function, eliminating the need for additional lubrication. This ensures smoother and more convenient operation. Efficient Spraying: Airless spray pumps can handle various liquids such as paints and primers, ensuring efficient and accurate delivery to the sprayed surface. This promotes uniform and efficient spraying, minimizes waste, and helps save on material costs. Ideal for painting walls, houses, wood, and similar surfaces. Easy to Use: The airless pump is designed to fit your sprayer perfectly. The sprayer frame includes hex nut slots. Simply slide the front plate up and use the hex nut slots to disassemble the pump for replacement or maintenance. Easy to maintain and repair, saving time and effort. Material: Metal Color: Gold Package Contents: 1 x Paint Spray Pump (24Y472) Note: Light reflection and differences in display screens may cause slight variations between the color of the item in the photo and the actual product. Measurement allows an error of +/- 1-3 cm.