Amazon.com: OKI Toner Set for C610 Series Printers. Full Set of 4 Genuine OKI Toner Cartridges. 44315301 Yellow, 44315302 Magenta, 44315303 Cyan, 44315304 Black. Type C15 - 6K Yield on colors, 8K
Amazon.com: Oki Data C610 Series 44315304 Toner Cartridge (Black) : Office Products
Amazon.com: TONER PROS (TM) Compatible High Yield (7,000 Pages) Black Toner 45807105 for OKI Okidata B412dn B432dn B512dn MB472w MB492 MB562w Printers : Office Products
Amazon.com: OKI 45807101 Original Toner Cartridge 2-Pack : Everything Else