HI-VISION Compatible Okidata 43979001 (25K Page Yield) Black Laser Drum Unit Replacement for use in Okidata B410, B410dn, B420dn, B430d, B430dn, MB460, MB470, MB480 MFP Premium Quality Replacement Drum Unit is made by ISO9001 Certified Factory to Meet OEM Standards 180 Days Money Back Guarantee 1 Year Manufacturer Warranty Against Product Defect Up to 25,000 Pages at 5% Coverage 1 Drum Unit