Compatible 5 Magenta & 2 Black Solid Ink ColorStix cartridges for the Xerox Phaser 840 printers. These cartridges deliver brilliant, professional color output that is truer and more saturated, ensuring consistent results on virtually any media. Designed to provide full page color at high print speeds, they are an economical alternative priced about 30-40% less than OEM options. Our compatible cartridges are 100% brand new and come with a 100% Quality Satisfaction Guarantee.