Product Id: 14120415
Description: OKI - Black - print ribbon cassette - for Microline 420, 421, 421n, 490, 490n, 491, 491n
Mfr Part #: 42377801To protect your investment longer after the warranty has expired, use only genuine Oki ribbons. Why take chances? Use the ribbon that was designed by the same engineers who designed your printer; manufactured to precise tolerances to eliminate binding and wear on the ribbon drive mechanism and the highest quality ink used to reduce friction and premature printhead wear.