Key benefits Keeps the main brush turning smoothly so cleaning is more consistent and effective. Reduces operating noise by stabilizing brush rotation for a quieter run. Prevents hair and fibers from wrapping around the main brush shaft, cutting down on maintenance and downtime. Does not interfere with the vacuum's normal adjustment functions once adapted, preserving original performance. How it solves common problems Stops brush wobble and uneven rotation that can leave streaks or reduce pickup efficiency. Minimizes noise caused by unstable brush movement, improving user comfort during operation. Blocks hair and long fibers from accumulating on the shaft, making brush cleaning faster and less frequent. Maintains stable performance across different floor types without changing the vacuum's adjustment settings. Key attributes Function: stabilizes main brush rotation, reduces noise, prevents hair entanglement, preserves adjustment functionality after adaptation. Compatibility: designed to work with the vacuum's main brush assembly after proper adaptation; does not change adjustment behavior. Performance: delivers consistent brush rotation and stable operation across multiple floor scenarios. Practical applications Homes with pets: reduces pet hair wrapping on the brush shaft so vacuuming carpets and rugs is more effective and maintenance is easier. Longhaired households: prevents human hair from tangling the main brush when cleaning hardwood, laminate, or area rugs. traffic rooms and mixed floors: maintains steady brush performance and lower noise when switching between tile, wood, and carpeted areas. Installation note After adaptation, the part will not affect the vacuum cleaner's normal adjustment functions. Follow the vacuum manufacturer's guidance for fitting to ensure correct operation.