Wide Application: Compatible with Polaris 180, 280, 380 pool cleaners. No need to worry about mismatching cleaning accessories. Enriched Content: Includes 3 D20 hose ball bearing rotating replacement parts and 6 D15 supply hose nuts, meeting your replacement and long-term use needs. You can also share with others. High-quality Material: Made of high-quality plastic, which has higher hardness than ordinary plastic, not easy to break and durable. Ideal for your bottom cleaners. Great Combination: Offers both hose rotating connection and corresponding nuts, a complete set to replace old or malfunctioning parts. No need to buy extra accessories. Dimensions: 9.6 x 1.6 cm (rotary cleaning hose). Colors: As shown in the picture. Features: 1. Very easy to install without other tools, convenient to change and connect multiple hoses. 2. Appropriate quantity in one set, practical and cost-effective.