This Maytronics Dolphin™ 9991037 Wave Top Body Assembly with Bushing is a reliable replacement part, designed to seamlessly intergrate with the original pool cleaning system. The top body assembly protects important operations within the cleaner. Maytronics pool cleaners help keep your pool healthy and clean, which is of the utmost importance. Ensure that your pool cleaner is running as cleanly as possible with this certified genuine part.