BALIME 19mm Wide-Mouth Spectra Flange Replacement Parts for S1/S2 – Medical Grade Silicone (2-Pack)

Engineered for a precise, leak-resistant fit with S1 and S2 Spectra pumps

BALIME 19mm wide-mouth flange replacement parts are crafted from medical-grade silicone and designed to seal cleanly with Spectra S1 and S2 pumps. Built with 0.1mm precision and a threaded connection, these parts aim to minimize leaks and improve consistency during pumping sessions.

Find your perfect fit from a full size range

Choose from 7 sizes spanning 13mm to 28mm, including popular 17mm, 19mm, and 21mm options. Each listing contains two identical flanges to simplify replacements and ensure you have a ready spare.

• Full size range for a customized, comfortable fit
• Two identical flanges per pack for quick swaps

Durable, soft silicone designed for reliability

Three-layer silicone construction delivers a soft, gentle touch while maintaining durable performance. The material is BPA-free and built to withstand frequent cleaning, offering long-lasting use beyond standard parts.

• Medical-grade silicone with a gentle feel
• Withstands 500+ sterilizations for extended use

Care, replacement cadence, and practical tips

A maintenance guide is included to help extend the lifespan of your Spectra parts. For optimal performance, consider replacement roughly every six months, particularly if you pump regularly or travel often.

Note: These are replacement parts for Spectra S1 and S2 pumps and are not medical claims.

Real-life use, travel, and everyday routine

Lightweight and travel-friendly, the two-pack makes spares easy to pack for trips, commutes, or daycare drop-offs. The secure thread reduces the chance of leaks during busy schedules, giving you flexibility and confidence.