Each rubber bung fits snugly into the neck of a standard-sized glass demijohn.
Brewing Bubbler Airlocks Bored Rubber Bungs x 3 Demijohn Homebrew Wine Beer
10 x Fermentation Bubbler Airlocks & Bored Rubber Bungs Corks Demijohn Wine Beer
2 x Handy Airlocks & Bored Rubber Bungs for Home Brewing Fermenting
10 x Handy Airlocks & Bored Rubber Bungs for Home Brewing Fermenting
4 x Handy Airlocks & Bored Rubber Bungs for Home Brewing Fermenting
2 x Bored Rubber Bungs for Airlock - Wine Beer Cider Making Demijohn - FAST P&P
