Amazon.com: Kyocera 1T02GR0US0 Model TK-717 Black Toner Kit For use with Kyocera KM-3050, KM-4050, KM-5050, TASKalfa 420i and 520i A3 Monochrome Multifunctional Printers; Up to 34000 Pages Yield at 5% Coverage :
Toner Original Kyocera TK-715 pour KM-3050/KM-4050/KM-5050 - TOGO INFORMATIQUE
Kyocera TASKalfa 3050ci Black Toner Cartridge, Genuine (G1662)
KYOCERA TASKALFA 3050CI/3550CI BLACK TONER - MediaForm AU