4 x Bored Rubber Bungs to take bubbler airlocks by Almost Off Grid.

Traditional rubber stoppers for use in homebrew. Perfect for making wine, mead, cider and beer. Prebored with a hole into which fits the stem of a homebrew airlock to create a seal.

Suitable for use with standard 1 gallon glass demijohns.

Bung Dimensions:
Top: 31mm
Base: 27mm

Pack includes 4 x rubber bungs.