#7 Rubber Stopper - Drilled

Regular Price: $3.36
You Save 20%

This tapered #7 Rubber Stopper is the perfect size for sealing 3.0 and 5.0 gallon glass carboys. It has a 9 mm hole in the center, for use with an airlock or tubing.

  • Top Diameter: 37 mm
  • Bottom Diameter: 31 mm
  • Length: 24 mm

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