Review on 🖨️ V4INK Compatible Toner Cartridge Replacement for Brother TN360 TN330 - 4 Pack Black Toner for Brother DCP-7040 DCP-7030 MFC-7840W HL-2140 MFC-7340 Brother MFC-7440N HL-2170W HL-2150N Printer by Zac Pewitt

This is the fifth V4Ink cartridge I have bought and every single one has been perfect. They offer good, consistent printing from the very first copy to the last. I've never had any issues with leaks, black lines on paper, or any of the other complaints you've read about. The price is great for the quality you get. There are no complaints about the number of pages printed. Choose V4Ink and you can't go wrong.