Compatible Models: Designed specifically for multifunction printers including the 2555C, 3055C, 3555C, 4555C, and 5055C, ensuring integration and performance.Essential Component: The developer unit stirring rod spiral pole plays a role in maintaining consistent image quality and reliable printing results.Construction: Crafted with materials to withstand the rigors of daily use, ensuring longevity and reduced need for frequent replacements.Easy Installation: User-friendly design allows for