Toner drums (OPC) for:HP 125A - CB540A, CB541A, CB542A, CB543A cartridges.HP 128A - CE320A, CE321A, CE322A, CE323AcartridgesHP 131A - CF210A, CF211A, CF212A, CF213A cartridges.HP 304A - CC530A, CC531A, CC532A, CC533A cartridges.HP 305A - CE410A, CE411A, CE412A, CE413A cartridges.Compatible laser printers:HP 125A - Color LaserJet CP1215, CP1515, CP1518, CM1312.HP 128A - HP CP1525HP 131A - Color Laserjet Pro 200 M251nw, Color Laserjet Pro 200 M276nw.HP 304A - HP Color LaserJet CP2025, CM2320 MFP.HP 305A - M351, M375, M451, M475, PRO 300/400