[Function]: The diaphragm is one of the most important parts of the G3 and G4 scrubber dryers. Regulates water flow and ensures proper operation of the bottom cleaner. 【Compatibility】: Compatible with Zodiac Baracuda G3 and G4 pool cleaners High quality: sturdy, flexible and durable, like a durable diaphragm. 【Package list】: contains 4 white diaphragms and retaining rings It is not manufactured or sold by Zodiac Baracuda but has the same performance as the original. Product size: 14.2*4.3cm Note: The data are all measured manually, please allow 1-3cm error due to differences in light and display, there may be some color differences, please refer to the actual item received.