Carboy Bung (#2) Drilled
#2 Drilled Rubber Stopper Bung
3/4" top diameter, 5/8" bottom diameter.
Pure white gum laboratory stopper drilled with 3/8"center hole to accommodate standard airlocks.
3/4" top diameter, 5/8" bottom diameter.
Pure white gum laboratory stopper drilled with 3/8"center hole to accommodate standard airlocks.
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