Porelon 42377801 Black Replacement Nylon Matrix Printer Ribbon

Compatible OKI models: Microline : 420, 420 n, 421, 421 n, 490, 490 n, 491, 491 n, 720, 721, 790, 791. . Generate professional-looking documents each time you hit print with Porelon nylon matrix printer ribbon. Whether you are creating forms or business letters, Porelon printer ribbon helps you get the job done right. Porelon 42377801 black replacement nylon matrix printer ribbon yields up to 7.5 million characters in draft print mode. Recycling solution - designed to encourage recycling, helping you divert materials from landfill.