Welcome to the Copystar CS-2550 product page. Here you can find information and pricing for your Copystar 0T2FT0CS (TK-423) Premium Compatible Toner Cartridge. Easy online ordering of your 0T2FT0CS (TK-423) Genuine CopyStar Toner Cartridge, 0T2FT0CS, 072FT7US, 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.