V4INK174; 2 Pack Remanufactured HP Q6511A Toner Cartridge-Black for LaserJet 2400/2420/2430 Series Style: Remanufactured (NON-OEM) Guarantee: One-Year Warranty/Shelf Time: 18M Color: Black Page Yield:6000 at 5% Coverage ISO/IEC 19752 (letter/A4) Compatible Printer List: &lt;b&gt;LaserJet 2400/2420/2430 Series