Keep Canon photo production moving with a PCI compatible CLI-42M magenta cartridge designed for the PIXMA Pro-100, Pro-100S, and PIXUS Pro-100. This high-yield supply is built for users who need stable magenta density, predictable replacement cycles, and output that holds up in color-critical environments. For studios, in-house creative teams, and print operators, the value is in consistency. Matching the 6386B002 reference, this cartridge helps maintain the color balance required for client proofs, presentation materials, and finished photographic prints. Choosing a compatible supply can also reduce per-print supply cost without changing the printer platform your team already trusts. PCI positions this cartridge for organizations that want dependable replenishment and straightforward compatibility with Canon photo printers. It is a practical fit when print quality, uptime, and supply planning matter more than chasing the lowest sticker price. Use it to keep production aligned, reduce interruptions, and support the output standards expected from Canon’s photo line.