• 3/8 - inch drilled hole for easy use
• BPA - free, food - grade injection molded TPE material
• Excellent adhesion to glass and PET, even when wet
This #10 stopper has a top diameter of 2 inches (51 mm), a bottom diameter of 1.66 inches (43 mm), and a length of 1.10 inch (28 mm). It's made of BPA - free food - grade materials with injection molded TPE for consistent quality. It sticks well to glass and PET, perfect for carboy use. You can create a solid stopper by plugging the hole with a #000 solid stopper (FE400). The max temperature rating is 158 °F (70 °C).


This #10 rubber stopper is great for homebrewers and winemakers using glass or plastic carboys. It's used to create an airlock in the carboy during the fermentation process. The stopper is made of BPA - free food - grade materials, so it's safe for your beverages. It has a top diameter of 2 inches, a bottom diameter of 1.66 inches, and a length of 1.10 inches. It can withstand a maximum temperature of 158 °F, making it suitable for a variety of brewing and fermentation conditions.