Black Toner Cartridge for OKI B431 B431D B431DN MB461 MB471 MB491 10,000 pages

OKI MB461 MB471 MB471W MB471DNW MB491 MB491DN. - OKI B431 B431D B431DN. Compatible for Oki. EXPERT ADVICE. Pages Yield （Black）:10,000 Pages @ 5% Coverage at A4. Compatible for Brother. Compatible for Canon.

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