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1-Hole #4 Rubber Stoppers are Tapered #4 Rubber Stoppers with 1 Hole that will plug bottles, lab vials and other openings. 1-Hole #4 Rubber Stoppers are manufactured from EPDM Rubber. Not for food applications. Bulk available.
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🇺🇸 Ship from USA · On Agora since 2025
$1.16