OKI 42377801 Black compatible ribbon-ML420/ML421/ML490

This is a High Quality OKI 42377801 Black compatible ribbon-ML420/ML421/ML490 that guaranteed to perform with your OKI laser printer. It replaces the original OKI laser toner cartridge. The compatible replacement OKI laser toner cartridges and supplies (also known as generic) are specially engineered to meet the highest standards of quality, reliability and exceptional yields that meet or exceed OEM (Original Equipment Manufacturer) standards for the OKI ROKIUNIV and offer high-quality printing results. We offer a 100% Quality Satisfaction Guarantee on our compatible ROKIUNIV laser toner cartridges and supplies. Our Cartridges are manufactured in an internationally certified ISO 9001 factory. come with a 100% 365 day money back guarantee. For use in the following printers:

Okidata Dot Matrix Printers:ML420 Turbo, ML421, ML490