JK Toners 12A Black Toner Cartridge, Compatib... JK Toners 12A Black Toner Cartridge, Compatible for HP LaserJet - 1010, 1012, 1015, 1018, 1020, 1022, 1022n, 3020, 3030, 3050, 3052, 3055, M1005, M131