OKI - Drum kit - 30000 pages - for B411d, 411dn, 431d, 431DN (44574301) - Print More for the money with this high quality Tone/Cartridge The Okidata compatible toner/cartridge offers premium quality at outstanding saving over the original OEM brand Model: OKI Compatible Drum B411D, 411DN, 431D, 431DN 100% Satisfaction Guarantee