Graco Fusion ProConnect (PC) Spray GunThe revolutionary Fusion ProConnect gun is the only gun available that features an easy to use disposable replacement cartridge that enables contractors to complete a perfect rebuild in secondsmaximizing uptime and minimizing spare parts inventory. A PERFECT REBUILD IN SECONDS Sprays just like a Fusion AP 13 parts combine into one disposable ProConnect cartridge Easily access the mix chamber without removing the fluid housing Integrated check valves