4 million character ribbon Minimum wear on printer due to high quality ribbon materialCompatible Printers: OKI ML 1100 Series, OKI Microline 1120 eco, OKI Microline 1120, OKI Microline 1100 Series, OKI ML 1190, OKI Microline 1190, OKI ML 1120 eco, OKI Microline 1190 eco, OKI ML 1120, OKI ML 1190 eco
