Rubber Stopper Size #4 - Solid - 10 Pack

Pack of 10 size #4 rubber stoppers suitable for test tubes and erlenmeyer flasks.

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Rubber test tube stoppers suitable for Glass or Plastic Test Tubes and Erlenmeyer Flasks. These long lasting stoppers are made from excellent grade rubber, with a low sulfur content. Contains 10 Size 4 stoppers.


Material Chemical Resistant Rubber
Size #4
Top (mm) 21
Bottom (mm) 16
Height (mm) 26
# of Holes 0
Pack Size 10

Not sure what size stopper to use? See our handy Rubber Stopper Size Chart for help

More Information
Length (cm) 8
Width (cm) 5
Height (cm) 8
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