Stoppers & Bungs

Most fermenting vessels require a stopper to hold an airlock in place or seal it up while moving. We carry a variety of sizes for glass and plastic carboys, as well as, gallon jugs and bottles.

Not sure which is the correct stopper for your purposes? Consult our stopper information table below:

Stopper TypeCompatible With:
No. 2 Drilled StopperStandard Beer bottles
No. 5.5 Drilled StopperBig Mouth Bubbler® EVO 2 w/screw-on lid (older EVO 2 models) & Little BMB
No. 6 Stopper Drilled or Solid1 Gallon Jugs
No. 6.5 Stopper Drilled or SolidGlass carboys, Big Mouth Bubbler® plastic (5 or 6.5 gallon) or EVO 2 w/ Universal Lid. Ideal fit is 6 gallon carboy.
No. 7 Drilled Stopper5 Gallon glass carboys
No. 10 Drilled StopperBubbler® 5 or 6 gallon
Small Universal Stopper - Drilled or SolidGlass Carboys (3, 5, 6, 6.5), Big Mouth Bubbler® Plastic 5 or 6.5 gallon or EVO 2 w/ Universal Lid.
Medium Universal Stopper - Drilled or SolidBubbler® 5 or 6 gallon

Set Descending Direction
24 | 48 | 72

Set Descending Direction
24 | 48 | 72

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