Stoppers

Description Drilled #2 Stopper with hole.  This will take any standard Airlock or 5/16" Blow Off Tubing, and is a standard size for fermentation bu...

Description This drilled #3 Rubber Stopper is ideal for the Mangrove Jack Stainless Steel fermentor, or in any hole that needs to be plugged that i...

Description #5 Solid Rubber Stopper.  These will fit a variety of fermentation and lab vessels.  They are perfect for most 50 mL flasks, and they a...

Description #5-1/2 Solid Rubber Stopper.  This size stopper fits a variety of laboratory glass as well as just barely fitting into a glass carboy f...

Description # 6 Rubber Stopper with 3/8" drilled center hole for your choice of airlock or 5/16" blowoff tube.  These are perfect for use with 1 ga...

Drilled stopper, # 6.5. Top diameter: 1 3/8" Bottom diameter: 1 1/8" Perfect for 1 Gallon Carboys and 64 oz Growlers

Fits 3,5,6 & 6.5 Gallon carboys and 500ml flasks. A breathable Silicone stopper that acts as both a stopper and an airlock. Unique design allow...

# 7 Drilled Stopper, 1 3/16" (bottom) by 1 7/16" (top) These fit our 3, 5, and 6.5 gallon glass carboys

# 8 Drilled Stopper Top Diameter - 42 mm Bottom Diameter - 34 mm Length - 26 mm

Description #9 Drilled Rubber Stopper.  These are typically ideal for Erlenmeyer Flasks.  This is a somewhat specialized stopper, but many 5 and 10...

Description Our Drilled #10 Stopper fits all standard PET Carboys and Fermonsters, with a 3/8" hole for your airlock or 5/16" Blow Off Tubing.  Thi...

Description Single, #10 Custom Stopper for the Brewjacket.  Use this as an extra, or to replace a lost stopper.  This has 1.5" Hole for the Heat Rod.

Description Our Drilled #10.5 Stopper fits all standard PET Carboys and Fermonsters, with a 3/8" hole for your airlock or 5/16" Blow Off Tubing.  T...

Description Drilled #11.5 stopper with a hole for an airlock or 5/16" blow off tubing.  These are great for most full size barrels (59 gallon) and ...

Description Drilled #13 Stopper Rubber Stopper complete with 3/8" airlock hole.  Top Diameter is 2-11/16".  Bottom Diameter is 2-5/16".  Total Leng...

Description Fits 3, 5, 6, 6.5 gal Carboys Universal recessed rubber stopper that fits most size 6.5 to size 7 openings.  These are ideal when you n...

Description The Buon Vino recessed line of stoppers are some of the best and most convenient on the market, and they have a size for almost any fer...

Description The Buon Vino Recessed stoppers are the best way to gain a couple of extra inches in your fermentation chamber.  The medium stopper is ...

Description The Buon Vino line of recessed stoppers are ideal in gaining you a few extra inches in your fermentation chamber.  The Intermediate sto...

Description The Buon Vino Recessed Stoppers make it easy to gain a few extra inches in your fermentation chamber.  The Buon Vino Large Stopper is 2...

Stainless Steel Stopper Thermowell. A #6.5 Stopper with a custom, 15" Stainless Steel Thermowell attached. These work great in 3, 5, 6 and 6.5 ca...