Speedy Inks Compatible Printer Ribbon Cartridge Replacement for Okidata 52103601 (Black, 4-Pack) For use in: Okidata Microline 395, Okidata Microline 395C, Okidata Microline 393, Okidata Microline 393C, Okidata Microline 393 Plus, Okidata Microline 393C Plus Page Yield: 5 million characters Shelf Life: 48 Months Color: Black The use of aftermarket replacement cartridges and supplies does not void your printer's warranty