Replacement Valve/Membrane for Spectra S1, S2, 9 Plus, and M1 Breast Pumps. The Spectra Valve/Membrane Replacement Set is designed to take the place of the duckbill valve. They function the same as the duckbill valve but have a slightly altered design. The color of the valve may vary.

Quantity Per Sell: 1
Dimensions: 4.5 X 3.25 X 2.5 Inch
Weight: 0.0675lb
SKU: MM012371
Independence Item # JHMM012371