Product overview Replacement scroll wheel pulley roller designed for reliable and maintenance of compatible gaming mice. Restores smooth scrolling, precise detents, and stable wheel performance for extended use. Key benefits Restores function: Replaces worn or damaged scroll wheel components to recover smooth scrolling and accurate wheel steps. Improves reliability: Precision manufacturing reduces wobble and inconsistent rotation, reducing accidental input and scroll drift. Direct compatibility: Designed to fit the specified mouse model for a secure, correct fit without modification. Easy maintenance: Allows quick of a single worn part instead of replacing the whole mouse, saving time and resources. What it does Function: Acts as the pulley roller for the scroll wheel assembly, transferring rotation from the wheel to the encoder while maintaining stable alignment. Performance: Precision tolerance and balanced rotation support consistent detent feedback and smooth scroll transitions. Appearance: Black finish matches the original aesthetic for a discreet replacement. Compatibility and fit Compatible with Deathadder 2013 6400dpi Edition mouse models. Form factor and mounting points match the original component to ensure proper alignment and operation. Compact, directfit replacement intended for the specified edition. Materials and build Engineered for stable mechanical performance and resistance to normal wear. Precision manufacturing ensures consistent dimensions and smooth mating with existing wheel and encoder parts. Installation Intended for users comfortable with basic mouse disassembly and reassembly. Requires standard small tools and careful handling of internal parts. Installation returns the scroll assembly to functional condition when fitted correctly. Practical use scenarios a worn scroll wheel on a gaming mouse to restore reliable scrolling for competitive play. a damaged pulley roller in an office mouse to fix uneven or noisy scrolling during daily work. Refurbish a used unit for resale or use by replacing the most common mechanical failure point. Why choose this part Purposebuilt replacement component that targets the exact mechanical element responsible for scroll performance. Precision fit reduces the risk of misalignment and further damage after . Practical option for extending the usable life of a compatible mouse without replacing the entire device. Notes Intended as a replacement part for the listed compatible model only. Ensure compatibility before installation.