Amazon.com: Kyocera 370AB011 Model TK-2530 Black Toner Kit For use with Kyocera KM-2530, KM-3035, KM-3530, KM-4030, KM-4035, KM-5035, CS-3035, CS-4035, CS-5035, Ri 2530, Ri 3530 and Ri 4030 Laser Printers : Office Products
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 :
Amazon.com: Kyocera 1T02GR0CS0 Model TK-719 Black Toner Kit For use with Kyocera CS-3050, CS-4050, CS-5050, CS-420i and CS-520i Monochrome Multifunctional Printers; Up to 34000 Pages Yield at 5% Coverage : Office Products