Brother Dr-500 / Dr500 Compatible Drum For Use With Brother Hl-1650, Hl-1670, Hl-1670n, Hl-1815, Hl-1870n, Hl-5040, Hl-5050, Dcp-8020, Dcp-8025d, Mfc-8420, Mfc-8820d, and Mfc-8820dn Printers one year guarantee