Rubber Stopper With 2 Hole bottom 13mm TOP 16.5mm HT.20mm
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Description
This tapered rubber stopper features two pre-drilled holes for tubing or glassware insertion. Designed for sealing laboratory flasks, test tubes, and other glassware, it provides a secure and airtight fit while allowing for fluid or gas transfer through its dual openings
Features
Rubber Stopper With 2 Hole bottom 13mm TOP 16.5mm HT.20mm
