Internet Ink Compatible For Canon 057H Black Toner Cartridge
All our 057H premium toners are made to highest standards and carry the ISO9001 worldwide quality certification. 10000 pages at 5% average coverage. i-SENSYS LBP-621Cw,i-SENSYS LBP-623Cdw,i-SENSYS MF-641Cw,i-SENSYS MF-643Cdw,i-SENSYS MF-645Cx.