MilkFlow 24mm Flange & Duckbill Valve for S1/S2/9+, Spectra Replacement Pump Parts (2-Pack) - Not Original Accessories

Upgrade your Spectra pumping setup with MilkFlow

Meet a thoughtfully designed replacement kit built to support daily pumping routines. The MilkFlow 24mm flange and duckbill valve set arrives as a practical 2-pack, designed to fit Spectra S1, S2, 9 Plus, and Synergy Gold pumps while remaining independent of original Spectra accessories. Expect a reliable seal, a comfortable fit, and durable components that stand up to everyday use.

What’s included

• Two 21mm breast shields and two reinforced duckbill valves for a straightforward, ready-to-use swap

Key benefits and features

• Reinforced duckbill valves with an easy-grip base for long-lasting performance during daily pumping
• Available in sizes ranging from 13 mm to 30 mm to help achieve a comfortable seal
• Made from 100% food-grade material and BPA-free, prioritizing safe handling of expressed milk
• Designed to work with Spectra wide-neck bottles and most wide-mouth bottles for versatile bottle compatibility
• Dishwasher safe on the top rack, plus boiling and steam safe for thorough sanitization

Materials, care, and compatibility

These parts are replacement components intended for Spectra pumps, and are not the original Spectra accessories. They are crafted to be durable for daily use with a focus on clean, simple maintenance. The set’s wide compatibility with Spectra’s bottle options makes it easy to adjust bottles as your needs change.

Real-life use scenarios

Whether you’re building a backup kit, replacing worn parts, or stocking a spare for busy days, MilkFlow parts offer a practical option that blends with your existing setup. The combination of comfortable shields and reinforced valves can support consistent pumping sessions and flexibility across bottle types, without overpromising outcomes.