PrinterDash Compatible Replacement for Okidata B411/B412/B431/B432/B512/MB461/MB471/MB472/MB491/MB492/MB562 Series Drum Unit (30000 Page Yield) (44574302) - Walmart.com
New B412 Series Drum Chip Quick Stick for Oki B410 411 431 MB441 451 461 471 491 B412 B432 B472 B492 B512 B562 - China Drum Chip, Cartridge Drum Chip | Made-in-China.com