Stoppers & Airlocks

Rubber stoppers with a hole drilled in the center, perfectly sized to accept airlocks or what have you.
All suggested "Best Fits" are approximates.
If you've got an older carboy, jug or bottle, be sure to measure the mouth and use the dimensions provided.

Stopper Size

Best Fit

Top Diameter in.

Bottom Diameter in.

2

Beer Bottle

13/16

5/8

3

9/10

3/4

5.5

1-1/8

3-1/32

6

1 & 2 gal. Jugs

1-1/8

1-1/16

6.5

6 gal. Carboy

1-3/8

1-1/8

7

1-7/16

1-3/16

7.5

1-1/2

1-1/4

8

1-5/8

1-3/8

8.5

1-11/16

1-7/16

9.5

1-13/16

1-1/2

10

Better Bottles

1-15/6

1-5/8

10.5

2-1/16

1-3/4

11

15 gal. Demijohn

2-1/4

1-15/16

11.5

2-15/32

1-31/32

12

1-1/8

2-1/2

13

2-11/16

2-5/16




Airlock - 2Bubble - 4602/5000ih
Air-Lock - Double Bubble

Air-Lock - Double Bubble

DOUBLE BUBBLE AIRLOCK This airlock or fermentation lock is filled partially with liquid and it sticks in the top of a drilled stopper and into the...

$1.15

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Airlock - 3Piece - 4600/5010ih
Airlock - 3-Piece

Airlock - 3-Piece

3-PIECE AIRLOCK This airlock or fermentation lock is filled partially with liquid and it sticks in the top of a drilled stopper and into the top of...

$1.15

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Stopper-Drilled-#2 - 4608/5100ih
Stopper - Drilled - #2

Stopper - Drilled - #2

RUBBER STOPPER - DRILLED - #2 Solid gum rubber stoppers provide a positive seal on Bottles, Carboys, etc. Fits most beer bottles. SIZE: Top: 13/16"...

$0.60

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Stopper-Drilled-#3 - 4609/5102ih
Stopper - Drilled - #3

Stopper - Drilled - #3

RUBBER STOPPER - DRILLED - #3 Solid gum rubber stoppers provide a positive seal on Bottles, Carboys, etc. SIZE: Top: 15/16" Btm: 3/4"

$1.10

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Stopper-Drilled-#5.5-4610/5104ih
Stopper - Drilled - #5.5

Stopper - Drilled - #5.5

RUBBER STOPPER - DRILLED - #5.5 Solid gum rubber stoppers provide a positive seal on Bottles, Carboys, etc. SIZE: Top: 1-1/8" Btm: 31/32"

$1.20

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Stopper-Drilled-#6 - 4612/5106ih
Stopper - Drilled - #6

Stopper - Drilled - #6

RUBBER STOPPER - DRILLED - #6 Solid gum rubber stoppers provide a positive seal on Bottles, Carboys, etc. Fits 1& 2 gallon jugs SIZE: Top:...

$1.20

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Stopper-Drilled-#6.5-4616/5108ih
Stopper - Drilled - #6.5

Stopper - Drilled - #6.5

RUBBER STOPPER - DRILLED - #6.5 Solid gum rubber stoppers provide a positive seal on Bottles, Carboys, etc. Fits 6 gallon Carboys SIZE: Top: 1-3/8"...

$1.20

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Stopper-Drilled-#7-4620/5110ih
Stopper - Drilled - #7

Stopper - Drilled - #7

RUBBER STOPPER - DRILLED - #7 Solid gum rubber stoppers provide a positive seal on Bottles, Carboys, etc. Fits 6 gallon Carboys SIZE: Top: 1-7/16"...

$1.45

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Stopper-Drilled-#7.5-4622/5112ih
Stopper - Drilled - #7.5

Stopper - Drilled - #7.5

RUBBER STOPPER - DRILLED - #7.5 Solid gum rubber stoppers provide a positive seal on Bottles, Carboys, etc. Fits 6 gallon Carboys SIZE: Top: 1-1/2"...

$1.75

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Stopper-Drilled-#8 - 4624/5114ih
Stopper - Drilled - #8

Stopper - Drilled - #8

RUBBER STOPPER - DRILLED - #8 Solid gum rubber stoppers provide a positive seal on Bottles, Carboys, etc. SIZE: Top: 1-5/8" Btm: 1-3/8"

$2.60

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Stopper-Drilled-#8.5 - 4626
Stopper - Drilled - #8.5

Stopper - Drilled - #8.5

RUBBER STOPPER - DRILLED - #8.5 Solid gum rubber stoppers provide a positive seal on Bottles, Carboys, etc. SIZE: Top: 1-11/16" Btm: 1-7/16"

$1.80

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Stopper-Drilled-#9.5 - 4628
Stopper - Drilled - #9.5

Stopper - Drilled - #9.5

RUBBER STOPPER - DRILLED - #9.5 Solid gum rubber stoppers provide a positive seal on Bottles, Carboys, etc. SIZE: Top: 1-13/16" Btm: 1-1/2"

$2.20

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Stopper-Drilled-#10 - 4629
Stopper - Drilled - #10

Stopper - Drilled - #10

RUBBER STOPPER - DRILLED - #10 Solid gum rubber stoppers provide a positive seal on Bottles, Carboys, etc. Fits Better Bottles SIZE: Top:...

$2.00

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Stopper-Drilled-#10.5 - 4630
Stopper - Drilled - #10.5

Stopper - Drilled - #10.5

RUBBER STOPPER - DRILLED - #10.5 Solid gum rubber stoppers provide a positive seal on Bottles, Carboys, etc. SIZE: Top: 2-1/16" Btm: 1-3/4"

$2.75

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Stopper-Drilled-#11 - 4632
Stopper - Drilled - #11

Stopper - Drilled - #11

RUBBER STOPPER - DRILLED - #10.5 Solid gum rubber stoppers provide a positive seal on Bottles, Carboys, etc. Fits 15 gallon Demijohns SIZE: Top:...

$2.25

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Stopper-Drilled-#11.5 - 4634
Stopper - Drilled - #11.5

Stopper - Drilled - #11.5

RUBBER STOPPER - DRILLED - #11.5 Solid gum rubber stoppers provide a positive seal on Bottles, Carboys, etc. SIZE: Top: 2-15/32" Btm:...

$4.50

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Stopper-Drilled-#12 - 4636
Stopper - Drilled - #12

Stopper - Drilled - #12

RUBBER STOPPER - DRILLED - #12 Solid gum rubber stoppers provide a positive seal on Bottles, Carboys, etc. SIZE: Top: 2-9/16" Btm: 2-1/8"

$4.30

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Stopper-Drilled-#13 - 4638
Stopper - Drilled - #13

Stopper - Drilled - #13

RUBBER STOPPER - DRILLED - #13 Solid gum rubber stoppers provide a positive seal on Bottles, Carboys, etc. SIZE: Top: 2-11/16" Btm: 2-5/16"

$3.75

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