drum unit, yellow, 20000 pages (C5600/C5700)
drum unit, cyan, 20000 pages (C5600/C5700)
drum unit, black, 20000 pages (C5600/C5700)
drum unit, yellow, 20000 pages (C5800/C5900)
drum unit, magenta, 20000 pages (C5800/C5900)
drum unit, cyan, 20000 pages (C5800/C5900)
drum unit, black, 20000 pages (C5800/C5900)