Rubber stopper drilled with 3/8"center hole to accommodate standard air locks. Other specs are top diameter 1-13/16" and bottom diameter 1-1/2".

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Rubber stopper drilled with 3/8"center hole to accommodate standard air locks. Other specs are top diameter 1-13/16" and bottom diameter 1-1/2".

  • Rubber stopper- size 9.5-Drilled
  • Drilled 3/8 inch
  • Top diameter 1-13/16 inch
  • Bottom diameter 1-1/2 inch
  • Rubber stopper- size 9.5-Drilled
  • Drilled 3/8 inch
  • Top diameter 1-13/16 inch
  • Bottom diameter 1-1/2 inch

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