Welcome to the Copystar CS-3500i product page. Here you can find information and pricing for your Copystar TK6309 Premium Compatible Toner Cartridge. Easy online ordering of your WT860 Kyocera Mita Waste Toner Receptacle, CS-TK8509K, TK8309Y, TK8309M, TK6309, can be completed from this page. Tonerprice.com backs all of our cartridges with our exclusive warranty. As always, we provide free ground shipping on orders over $75 within the contiguous United States from 5 warehouses nationwide.