Genuine Brother TN-421M Standard Capacity Toner Cartridge - Magenta C-EXV29B which is the part that

which is the part that prints the toner powder into your design

Magenta HP CF363A Original Toner Cartridge

Canon FC298 toner cartridges

providing over 4x the amount of pages of the standard capacity black

Genuine Brother TN-421M Standard Capacity Toner Cartridge - Magenta C-EXV29B which is the part thatTN 421BK: This is a genuine standard capacity Brother TN 421BK Black Toner Cartridge. This toner is manufactured by Brother specifically for your printer and is designed for normal volume users that want to keep their print ticking over smoothly. The standard capacity black gives a yield of up to 3,000 pages, perfect for small to medium office use. This TN 421BK is the same size as the higher capacity toner and will install into your printer, as