Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
Advertising Disclosure
10 Best maymom 21mm flange ands of 2025
Explore top picks
Best Choice1
MaymomMaymom Pump Parts Compatible with Spectra S2 S1 Replacement Kit for Spectra Pump Parts 21mm Flange Duckbill Valve Tube Bottle Backflow Protector, Not Original S2 Accessories
Key specs-
Design:Travel-friendly
-
Material:BPA-free plastic
-
Modes:N/A
-
Charging:N/A
-
Noise:N/A
9.9Exceptional
Our Rating
-
-
Powerful technology We scan thousands of products and stores, analyzing reviews to find what matters most to users like you
Careful review Our team ensures quality, value, and fit based on real user feedback
Trusted insights AI and human analysis guide your decisions, reflecting real user prioritiesReal users impact
Thousands of users trust our site daily
- Based on millions of stores and reviews
- Shoppers influence our rankings
Analyzing top stores
Value for Money2
Maymom21mm Flange Maymom Pump Parts Compatible with Spectra S2 S1 9 Plus Breastpump Not Original Spectra S2 S1 Replacement Pump Parts Accessories, Small Flange
9.7Exceptional
-
3
MaymomMaymom 21mm Flange and Duckbill Valve Compatible with Spectra S1 Spectra S2 Spectra 9 Plus Not Original Spectra 20mm Replace Pump Parts Spectra Flange Spectra Duckbill Valve
9.6Exceptional
-
4
MaymomMaymom Wide Neck Pump Part for Spectra S1/S2 Pumps; Incl Wide Mouth Flange; Not Original Spectra Flange; Replaces Spectra Shield (21 mm Two Flanges)
9.5Excellent
-
5
MaymomMaymom Flange Insert 21 mm Compatible with Medela and Spectra 24 mm Shields/Flanges. Use with Medela Freestyle and Momcozy S9/S11/S12 to Reduce Nipple Tunnel Down to 21 mm; Fit Momcozy 24 mm Cup. 2pc
9.4Excellent
-
-
See Today’s Deals & Prices
6
MaymomMaymom Flange 21mm Insert Compatible with Medela/Spectra/Elvie/momcozy/tsrete/Willow/Motif Luna/Ameda MYA Breastpump 24mm Breast Shields. Reduce 24mm Niple Tunnel Down to 21mm
9.3Excellent
-
7
MaymomMaymom MyFit 21mm Classic Shield, Does NOT Include Maymom Wide-Mouth Connector, Compatible with Spectra S2 Accessories Spectra S1 Not Original Spectra Pump Parts Spectra Flange
9.1Excellent
-
8
Maymom2X 21 mm Maymom Wide Neck Pump Parts for Spectra S1/S2 Pumps; Incl Wide Mouth Flanges; Not Original Spectra Flange; Replaces Spectra Shield (21 mm Small Spectra Flange)
8.9Very Good
-
9
MaymomMaymom Pump Parts Compatible with Spectra S2 S1 9 Plus Breastpump, Flange (21mm) Valve Tubing Backflow Protector, Not Original Spectra Replacement Pump Parts S2 Accessories
8.8Very Good
-
10
MaymomMaymom 21mm Flange Insert Compatible with Elvie Single/Double Electric, Elvie Stride Flange (24mm), Compatible with Medela PersonalFit Flex Shield, Not Original Elvie Pump Parts
8.5Good
-
