The CANON Sealed 251 GY XL GENUINE OEM INK CARTRIDGE GRAY is a genuine/original ink cartridge specifically designed for Canon printers. This gray ink cartridge is compatible with various Canon PIXMA models including iP8720, iX6520, iP7220, MX922, MG7120, MG5320, MG6620, MG5620, MG5520, MG6320, MX722, MG7520, and MG6420. It features a high-quality print technology for inkjet printing, making it an ideal choice for producing professional and detailed documents or images. The CLI-251XL model ensures long-lasting and reliable performance for your printing needs.