Compatible LC-21BK Black Inkjet Cartridge (950 Yield)
Premium Compatible LC-21BK Black Inkjet Cartridge fully compatible with the Brother MFC 3100c, 3200c, 3220c, 3320C, 3320CN, 3420c, 3820C, 3820cn, 5100c, 5200c, IntelliFax 1800c, 1820C, 1920C, 1920cn, MFC 3220c, 3320C, 3320CN, 3420c, 3820C, 3820CN. The use of compatible supplies does not void your printer warranty.
Manufacturer part number:
LC21BK