General description The 9-100-9001 Universal Replacement Wall Fitting is designed for compatibility with Polaris pool cleaning robots, specifically models 180, 280, 360, 380, 480, and 3900 Sport. This universal wall connector allows for easy connection to your pool's broom socket, ensuring optimal performance for your automatic pool cleaners or vacuum cleaners. Technical specifications Compatible with Polaris models: 180, 280, 360, 380, 480, 3900 Sport Part numbers: 9-100-3105, 91003105 Compatibility and accessories Includes 2 red and blue flow reducing discs 1 universal threaded wall connection 1 O-ring 1 black pressure relief valve 1 quick connector