Hayward D.E.CX1133 Flex Tube Nest Replacement for Hayward Perflex Extended Cycle D.E. Filter Flex tube nest replacement Fits hayward perflex extended-cycle d.e. filter models ec30, i_pfppts Kit includes 2 bump shafts, 3 tube sheets, 3 diaphragm gaskets, 1 bump shaft kit, 1 flex-tube assembly and 1 tube sheet hex screw set Weight 10.3-pound