Ribbon/black f ML5520 5521 5590 5591
OKI 01126301, Microline 5520/5521/5590/5591, Black, Dot matrix, 4000000 characters, Black, OKI
OKI 01126301. Compatibility: Microline 5520/5521/5590/5591, Colour(s) of print cartridges: Black, Print technology: Dot matrix