Wide Application: The pool cleaner hose accessories are compatible with Polaris 180, 280, 380 pool cleaners, so you don't have to worry about choosing cleaning accessories that are not suitable for different types of pool cleaners. Extended Content: Our swimming pool cleaning hose rotary accessory set includes 3pcs ball bearing rotary spare parts for D20 hose and 6pcs nuts for D15 supply hose, which can meet your alternative and long-term use needs. You can also share them with other people. High Quality Material: Our pool cleaning hose replacement accessories set is made of high quality plastic. Compared with ordinary plastic, it has hardness character and is not easy to break, which makes it last longer to use. It is the best option for your floor cleaners. Easy to Assemble: Our swimming pool food hose nut has a closed design, so you can connect the hose nut tightly to the pivot point of the pipe. 2 pipe nuts and a pipe swivel joint are needed to connect 2 supply pipes, which is