1 Pack Compatible Okidata 44574901 (B431) Black High Yield Replacement Toner Cartridge for the Okidata B431d, B431dn, MB461 MFP, MB471, MB471W – Laser Tek Services
Amazon.com: Okidata 44574301 Image Drum for B411/B431 Series Printers, 20000 Page Yield, Black : Office Products
OKI - toner B411 / B431, black (černý) pro laserové tiskárny | ACTIVA