Maymom Pump Parts Compatible with Spectra S2, Spectra S1, 9 Plus Pump Not Original Spectra Pump Parts Replace Spectra S2 Accessories and Spectra Flange. Inc Flange Backflow Protector Tubing (28mm)

This product is ideal for individuals who want to upgrade or repair their existing pump parts with compatible components from the same manufacturer as their original equipment, and are looking for specific replacement parts that come with backflow protection.