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Amazon.com : Maymom Wide Neck Pump Part for Spectra S1/S2 Pumps; Incl Wide Mouth Flange; Not Original Spectra Flange; Replaces Spectra Shield (27 mm) : Baby
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Amazon.com : Pumpmom 24mm Flanges Compatible with Spectra S2 Spectra S1 9 Plus Synergy Gold Breastpumps Accessories, Replacement Breast Shield to Spectra Pump Parts and Spectra Flange : Baby
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Amazon.com: begical 13mm Breast Pump Cushion Compatible with Spectra 24mm Shields/Flanges Replace Flange Inserts Compatible with Spectra Pump Parts Reduce 24mm to 13mm : Baby
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Amazon.com : Flange Inserts 13/15/17/19/21mm for Medela,Spectra 24mm Shields/Flanges,Compatible with TSRETE,CPPSLEE,Momcozy S9/S9Pro/S12/S12Pro Wearable Breast Pump,Reduce 24mm Nipple Tunnel Down to 5pcs : Baby
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Spectra Baby USA - Spectra Wide Breast Shield Set - Medium (24mm) - for S2, S1, M1, 9 Plus Breast Pumps - Walmart.com
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Spectra Baby USA - Breast Shield Flange - Medium (24mm) - for 9 Plus, S2, S1, M1 Breast Pumps - Walmart.com
![Amazon.com : Nenesupply 2pc 30mm Flanges Compatible with Spectra S1 Spectra S2 Synergy Gold Breastpumps Replacement to Spectra Pump Parts and Spectra Flange Replace Spectra S2 Parts and Spectra 30mm : Baby Amazon.com : Nenesupply 2pc 30mm Flanges Compatible with Spectra S1 Spectra S2 Synergy Gold Breastpumps Replacement to Spectra Pump Parts and Spectra Flange Replace Spectra S2 Parts and Spectra 30mm : Baby](https://m.media-amazon.com/images/I/61DJD30VzkL._AC_UF350,350_QL80_.jpg)