The Canon GPR-38 Black Toner Cartridge 3766B003AA is a genuine/original laser print technology unit designed for Canon imageRUNNER ADVANCE printers. This black toner cartridge is compatible with various Canon printer models such as 6265, 6765i, 6055, 6275, 6755i, 6065, 6075, 6575i, 6780i, 6555i, 6565i, and 6255. It comes in a single unit and is an essential component for ensuring high-quality printing results with crisp and professional documents. Made specifically for Canon printers, this toner cartridge is a reliable choice for any office or printing environment.