Nenesupply 21mm Pump Parts Compatible with Spectra S2 Spectra S1 9 Plus Breast Pump Replace Spectra Pump Parts Replace Spectra S2 Accessories Flange Duckbill Valve Tubing Backflow Protector

CONTENTS: 2 Small 21mm FLANGES, 2 DUCKBILL VALVES, 2 BACKFLOW PROTECTORS, 2 TUBES, and 2 BOTTLES with screw rings and sealing disc. Compatible with Spectra S2 and Spectra S1 breastpumps. Nipples are NOT included in this kit., ALL PARTS MADE BY NENESUPPLY. Not Original Spectra S2 Accessories. Not original Spectra Pump Parts Not original Spectra S1 accessories., COMPATIBLE and INTERCHANGEABLE WITH SPECTRA PARTS. Same suction power as Spectra replacement parts.Replace Spectra Flanges, Spectra Bottles, Spectra Backflow Protector, Spectra Duckbill Valves, Spectra Tubing., DIFFERENT FLANGE SIZES AVAILABLE: 19mm, 21mm, 24mm, 27mm, 30mm. The screw ring is compatible with Spectra nipples., BPA Free and DEHP Free. Can be sanitized with water steam, boiling water or microwave-steam bags. Tested by independent labs for safety.