Kyocera 1T02RM0CS0 Model TK-8529K Black Toner Cartridge For use with Kyocera/Copystar CS-3552ci, CS-4052ci, TASKalfa 3552ci and 4052ci Color Multifunctional Printers

This stuff is way cheaper than getting it from a big seller! And does the job just like the expensive stuff. Lasts long and works! We order this one every time we need refills!