Flange Kit #MM012302

This Flange kit includes one neck flange (see size options below), one back flow protector, one duckbill valve and one tube. It is compatible with Spectra S2, S1, S9, M1 Breast Pumps.

• 1 neck flange (20, 24, 28, or 32mm)
• 1 back flow protector
• 1 duckbill valve
• 1 tube
• Compatible with Spectra S2, S1, S9, M1 Breast Pumps