This sale is for six brand new Rubber Bungs for demijohns for use in winemaking.  They will fit both one gallon glass jars and five gallon plastic fermenters and are completely re-usable.  This listing is for 6 Solid bungs although I do list in my shop  6 Holed and 3 of each type options.

Diameter of bungs are:

top 30.5mm dia, bottom 27.2mm dia, height 32mm.

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