Customer satisfaction is important to Toner-Ink.com so we have a one year performance guarantee on the HP Q7551A (HP 51A) Compatible Black Micr Toner Cartridge (For Check Printing). The HP Q7551A (HP 51A) Compatible Black Micr Toner Cartridge (For Check Printing) meets print quality and page yield standards set by HP. It is important to note that using a remanufactured cartridge will provide high quality images and consistent printing performance and does not void the printer warranty.

Toner-Ink.com is a trusted supplier of quality computer and imaging supplies online.