GPR57 GPR-57 Black Toner Cartridge High Yield Compatible for Canon ImageRunnerThis high-yield black toner cartridge is designed for Canon GPR57 printers and is compatible with ImageRunner Advance 4525i, 4535i, 4545i, 4551i, and corresponding DX models. The cartridge yields approximately 42,100 pages at 5% coverage, reducing the frequency of replacements for high-volume printing. No initialization is required; simply install and print immediately. The cartridge uses quality toner to deliver clear, long-lasting prints without streaks, blurriness, or p