Compatible Toner Cartridge Alza TN-421BK Black for Brother Printers:The ALZA Compatible Toner Cartridge for Brother printers noticeably slashes printing-related costs and aside from its remarkable affordability, its also popular thanks to its reliability. The cartridge contains black toner. The compatible toner cartridge delivers great print quality and uses recycled cartridges, making it more environmentally friendly. The yield of the Alza TN-421BK Black for Brother Printers toner is listed to be 3000 of average printed pages. The refill is compatible with home laser printers or office devices, and its extra useful if you print every day. Key Features of the Alternative Toner Alza TN-421BK Black for Brother Printers Doesnt harm the printer ALZA Compatible Toner Cartridge significantly reduces total printing costs Environmentally friendly cartridge manufacturing Yield up to 3000 printed pages Single pack with black toner Compatible with laser printers ALZA Cartridge Is Compatible With the Following Models: Printer Brand: Brother Series: DCP, HL and MFC Model: L8260, L8260cdw, L8360, L8360cdw, L8410, L8410cdw, L8690, L8690cdw, L8900 and L8900cdw