Sorry! This product has completely sold out, and we don't have a reproduction date.
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Medela Harmony Manual Breast Pump: O-ring
This is the teeny tiny little circular ring that goes onto the stem of the diaphragm. This small part is crucial to the function of the pump.
SORRY This piece is nolonger available as an individual spare part. You need to purchase as: Diagraphm, Stem, & O-Ring complete here