Genuine OEM Oki Microline 491 Toners

For the Microline 491's 42377801 black ribbon, OKI's instructions say not to remove the ribbon shield when installing the cartridge. Keep an unused ribbon in its packaging until needed, including any spare you keep ready.

Toner Buzz carries genuine OKI 42377801 black ribbon cartridges for the Microline 491. They are sold individually for your next ribbon change.

Guaranteed fit for Oki Microline 491

The products below are genuine OEM Oki Supplies made for the Oki Microline 491.

  • OEM Oki Supplies
  • Fits Oki Microline 491
  • 1 products for this printer

Printer Supplies

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