Xerox Workcentre Series 6400/6400 S / 6400 SM / 6400 x / 6400 XFM / 6400 XM. Xerox toilet Series WC 6400 / toilet 6400 S / WC 6400 SM / WC 6400 x / WC 6400 XF / WC 6400 XFM / WC 6400 XM. Per toner black for Xerox toilet-6400-XM WC-6400-S WC-6400-X WC-6400-XF-Pro series.
eBay