Replacement 4piece OPC drum cylinder set for compatible laser printers and multifunction devices. This kit contains four OPC (organic photoconductor) cylinders designed to restore image transfer performance and reduce common print defects such as streaks, ghosting, and uneven toner distribution. Key benefits Restores image quality: Replaces worn photoconductor surfaces so text and graphics come out sharper and more consistent. Practical maintenance solution: A fourpiece kit covers all image drums in a single maintenance cycle, reducing downtime and service calls. Straightforward installation: Designed for direct replacement of the original cylinders for the listed models to make swapping fast and predictable. Costeffective stocking: Keeps offices and service teams prepared for scheduled maintenance or urgent replacements. What it is and how it works Function: OPC drum cylinders transfer toner to paper as part of the printing process. Replacing them addresses common printing issues caused by worn or damaged photoconductive surfaces. Material: Organic photoconductor construction suitable for standard laser imaging processes. Quantity: Four cylinders included, providing a full set for devices that use four separate image drums. Compatibility Compatible with the following printer and multifunction models: 7500, 7525, 7530, 7535, 7545, 7556, 7800, 7830, 7835, 7845, 7855, 7970, C8030, C8045, C8055, C8070, EC7836. Performance and fit Designed to match the form and fit required by the compatible models so each cylinder aligns with the device image path. Intended to deliver consistent image transfer for everyday office and production printing environments. Use as part of regular maintenance when print defects appear or according to your device maintenance schedule. Use scenarios Office maintenance: all four drums during scheduled upkeep to restore consistent print quality across largevolume print jobs. Print or reprographics: Keep a kit on hand to quickly resolve image transfer problems that would otherwise delay client jobs. IT or facilities spare parts: Include as part of a service kit for onsite technicians to minimize downtime during repairs. Notes for use drums in a clean, dust environment and follow the device service instructions for safe handling and installation. Inspect toner cartridges and cleaning components when replacing drums to ensure complete resolution of print quality issues. This fourpiece OPC drum cylinder set provides a practical replacement option for devices that require four image drums, matching the required models listed above for consistent function and fit.