[High Compatibility]This Swimming Pool Cleaner Tune-up Kit is specifically designed for the Nautilus CC Plus robotic pool cleaner, ensuring a perfect fit and seamless integration with the existing system.[Filters]The kit contains fine filter cartridges (part number 9991433-R4) and ultra-fine filter cartridges (part number 9991432-R4). The fine filters are capable of removing larger debris like leaves and twigs, while the ultra-fine filters can capture smaller particles such as dirt and sand, ensuring the pool water is thoroughly cleaned.[Brushes] brushes (part number 6101641-R2) are included to maintain the cleaner's superior scrubbing performance. They help to effectively remove dirt and grime from the pool surfaces.[Climbing Rings]With 4 climbing rings (part number 6101611-R4), the cleaner can regain its optimal climbing ability. The climbing rings provide the necessary traction for the cleaner to move smoothly up the pool wall.[Tracks] replacement tracks (part number 9985006-R2) are part of the kit. They help the cleaner maintain a good grip on the pool's surfaces, ensuring stable movement and efficient cleaning.Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you![Improved Cleaning Performance]Replacing worn-out parts like brushes, tracks, and filters ensures the cleaner maintains its superior scrubbing and debris-collection capabilities, keeping your pool water healthy and clean.[Easy Installation]The kit is designed for straightforward installation, allowing users to replace parts without professional assistance.Color: As ShownMaterial: plasticPackage Contents:1 x Swimming Pool Cleaner Tune-up Kit