HomeProduct Item model numberPM-1031 PM-1031 Filter Showing the single result Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Sort by editor review Added to wishlistRemoved from wishlist 0 Replacement Duckbill Valves and Backflow Protector for Spectra, Compatible Pump Parts for Spectra S1 Spectra S2 Spectra… Added to wishlistRemoved from wishlist 0 $14.20