Evenflo Advanced Pump Replacement Parts Kit. Includes: (2) 30.5mm flange kits, (2) 24.5mm soft silicone flange inserts, (2) 28.0mm soft silicone flange inserts, (1) set of tubing, (2) diaphragms, (2) diaphragm caps, (1) tubing adapter, (2) membranes, (2) valves.