Home Brew Ohio Drilled Rubber Stopper (Set of 3)

DRILLED RUBBER STOPPER: FastRack bungs come with a pre-drilled hole in the center sized to fit all standard-sized airlocks.The rubber bung is tapered for a better seal holding the airlock securely in place.There is a curved lip on the bung to stop it from accidentally sliding into the fermenter.Our rubber bungs have many uses in fermentation, including beer brewing, cider and winemaking.'