Inktoneram Compatible Toner Cartridge & Drum Replacement for Okidata B411 / B431 / MB461 / MB471 / MB491 B431d B431dn MB471w B411d B411dn 44574301 44574701 ([Drum, Toner], 2-Pack) This package contains: 2 Inktoneram Replacement toner cartridges to replace Okidata B411 / B431 Toner Cartridges & Drum ( 1 B411 / B431 Toner, 1 B411 / B431 Drum ). (THIS IS A COMPATIBLE REPLACEMENT PRODUCT ONLY. THIS IS NON-OEM .) To replace Cartridges with part numbers : 44574701 44574301 Page Yield : 4,000 Pages / Toner and 30,000 Pages / Drum at 5% coverage Printer Compatibility: Okidata: B411d, B411dn, B431d, B431dn, MB461 MFP, MB471 MFP, MB471w MFP, MB491 MFP Warranty: Our Compatible Inktoneram Replacement toner cartridges & drum to replace Okidata B411 / B431 cartridges are manufactured under strict ISO-9001 standards. They are excellent economical alternatives to the high-cost OEM Okidata B411 / B431. These cost-effective cartridges will provide high quality prints that meet OEM standards and are guaranteed against defect. Our compatible Replacement cartridges to replace Okidata B411 / B431 cartridges come with a 90 day 100% money back guarantee.