Xerox: Xerox 8R12591 Inkjet Cartridge ink refill kit.

Xerox 8R12591 Inkjet Cartridge ink refill kit. InkTec brand inkjet refill kit for Xerox 8R12591 color cartridge in the following Xerox printers: WorkCentre 490CX, XK35C, and XK50CX Inkjet Printers. Illustrated instructions, all tools needed for 2 color ink refills, and our patented head-cleaning tool. 100% satisfaction guarantee on all Xerox ink cartridge refill systems. Refill Instructions and Videos