2 Pack PoolSupplyTown Diaphragm Replacement Fits Baracuda G3, G4 Pool Cleaner Diaphragm W69698 with Retaining Ring W81600 Fits Zodiac Baracuda G3, and G4 pool cleaner It also fits Baracuda Zoom, Ranger, Wahoo pool cleaner Comes with retaining ring W81600 Super Pulse Long-Life Diaphragm