Hayward CCX1000XRE Xstream, NEW ECO-LINE CARTRIDGE Aladdin 19935, Hayward CC1000RE Xstream, Unicel C-8311, Pleatco PXST100, Filbur FC-1285 Replacement Swimming Pool Filter Cartridge PLEASE CHECK YOUR CARTRIDGE MEASUREMENTS FOR A MATCH LENGTH 17 3/8 in, OUTER DIAMETER 8 15/16 in, INNER DIAMETER 4 in, 100 square feet 194 pleats Replacement Cartridge fits: Aladdin 19935, Hayward CCX1000XRE Xstream, Hayward CC1000RE Xstream, Unicel C-8311, Pleatco PXST100, Filbur FC-1285 MADE IN THE USA! This cartridge removes 100 ... 16 oz plastic bottles from the landfill