Spectra Replacement Pump Parts Compatible w/ S1/S2/13 Plus, Not Original Accessories, Spectra Flange Inserts Sets Include 17mmFlange/Duckbill Valve
Maymom 13mm Wide Neck Pump Part Compatible with Spectra S1/S2 Pumps; Incl Wide Mouth Flange; Not Original Spectra Flange; Replaces Spectra Shield; Compatible with Motif Luna Pumps
Maymom Wide Neck Pump Parts Compatible with Spectra S1/S2 Pumps; Incl Wide Mouth Flanges; Not Original Spectra Flange; Replaces Spectra Shield (17 mm Two Flanges)
PumpMom-us Membranes Compatible with Medela Pump Parts, Silicone Diaphragm for PersonalFit Flex connectors Replacement Membranes, Pump in Style MaxFlow, Swing Maxi and Freestyle Flex Parts, 2-Pack (2)
Breast Flanges 18mm 2-Pack for Medela Pump in Style, Symphony, Freestyle, Sonata, Maxflow and Lansinoh Signature Pro Breast Pumps
Breast Pump Parts Compatible w/Spectra S1/S2/9 Plus, Not Original Accessories, 17mm Full Set Replacements Include Spectra Flange/Duckbill Valve/Tubing/Backflow Protector
Maymom 18mm Wide Neck Pump Part Compatible with Spectra S1/S2 Pumps; Incl Wide Mouth Flange; Not Original Spectra Flange; Replaces Spectra Shield; Compatible with Motif Luna Pumps
Replacement Duckbill Valve Silicone Membrane Compatible with Spectra S1 S2 9 Plus Synergy Gold Made by Maymom Not Original Spectra Replacement Pump Parts