1. COMPATIBLE PRACTICAL This Power Paint Sprayers Pump is designed to fit ProXChange ProX21, ProX17, and ProX19 sprayers. The replacement part number is 24Y472, ensuring a seamless fit and performance. Its practical design makes it an essential tool for professionals and DIY enthusiasts seeking reliable and efficient spray solutions. 2. DURABILITY PERFORMANCE Built with quality aluminum alloy, this pump features an integrated piston seal with a selflubricating function, eliminating the need for additional lubrication during use. The robust construction ensures longlasting durability and outstanding performance, even under heavy usage, making it a reliable solution for industrial applications. 3. EASY INSTALLATION CONVENIENCE The spray frame is equipped with hex nuts, allowing you to simply slide the front plate upward to remove the entire pump. This design enables quick and hassle replacement of the pump kit, saving valuable time and effort. The userfriendly installation process ensures minimal downtime and maximum efficiency. 4. SMOOTH EVEN PAINT FLOW The 24Y472 replacement pump generates consistent pressure through its piston plunger, ensuring smooth and even paint flow through the system. This results in a flawless finish without clogs or uneven coverage, giving your painting projects a professional and polished look every time.