The Patron RIB-PN-12.7x12-К-B is a black ink ribbon refill designed for dot-matrix printing. It features a high-density nylon material that ensures a steady ink flow, providing clear text across its 12-meter length and 13mm width. This ribbon is compatible with a wide range of Epson printers, including the MX-80, MX-100, FX-300, FX-400, FX-1000, LX-300, LX-400, LX-1000, LQ-300, LQ-400, and LQ-1000. It is manufactured according to the TU U 36.6-25283275.003-2001 technical standard, making it a reliable choice for users who need to maintain their legacy printing equipment for office documentation.