the kit components are complete and clearly distinguishable; You only need to follow the common maintenance guidelines or the steps in the manual to quickly complete the replacement; This helps significantly reduce equipment downtime and easily restore the excellent performance of the equipment all components are made of high-grade stainless steel and silicone materials, strictly adhering to product specifications to outstanding wear resistance, pressure resistance and sealing performance, effectively extending the service life of the equipment and ensuring stable operation this maintenance kit is suitable; The model number of this maintenance kit is 244194; It is compatible with multiple models and compatible with 390 PC, Ultra 395 PC, 490PC, 495 PC Pro, 595 PC Pro, 3400; Please confirm your device model before purchase to a perfect match of the accessories and enjoy worry-free replacement the kit contains all the necessary parts for maintenance, including stainless steel valve bodies, knobs and other parts of the paint; All the vulnerable parts are provided at one time; With this product, you can easily replace worn seals and get your machine running again the airless spraying equipment can be applied for spraying of paint, latex paint, colored tile paint, steel structure anti- paint, epoxy zinc-rich paint, real stone paint spraying, large powder putty, putty, road intersection projects, fireproof coatings, renovation and restoration, etc., Manufacturer: Akfldms