Medium Universal Stopper - Solid

★★★★★ 4.6 86 reviews

$1.78
Price when purchased online
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$1.78
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 232537005 Release Date 2026/06/21 List Price $0.71 Model Number 232537005
Category

Plastic undrilled stopper. This universal style has a longer taper than rubber stoppers, for a snug fit and better seal. Fits plastic carboys, Better Bottles and Bubbler PET fermentors.

Universal bungs have a longer taper than standard rubber stoppers, for snugger fit and better seal. Plus a lip prevents bung from falling into carboy.

Top Diameter at the lip: 2.09"
Top Diameter below the lip: 1.98"
Bottom Diameter: 1.69"

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

Stopper Type Compatible With:
No. 2 Drilled Stopper Standard Beer bottles
No. 5 Drilled Stopper Big Mouth Bubbler® EVO 2 w/screw-on lid (older EVO 2 models) & Little BMB
No. 6 Stopper Drilled or Solid 1 Gallon Jugs
No. 6.5 Stopper Drilled or Solid Glass 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 Stopper 5 Gallon glass carboys
No. 10 Drilled Stopper PET Plastic Carboy 5 or 6 gallon
Small Universal Stopper - Drilled or Solid Glass 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 Solid PET Plastic Carboy 5 or 6 gallon

California Proposition 65

⚠ Proposition 65 Warning: This product can expose you to chemicals that are known to the State of California to cause cancer and birth defects or other reproductive harm.


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86 ratings | 35 reviews
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