Two Hole #10 Brewmaster Silicone Stopper

• Dual - hole design with one 3/8' and one 1/4' hole • Create an airtight seal for racking tubes with lubrifilm • Fits a plastic carboy neck even with all fittings wedged in! This amazing stopper is perfect for any brewing setup. Insert a racking tube or stainless tube into the 1/4' hole with lubrifilm for a tight seal, and fit an airlock in the 3/8' hole. Use it in endless configurations with airlocks, thermowells, racking canes, and more!

This stopper is great for homebrewers and professional brewers alike. You can use it in your brewing setup when you need to seal a plastic carboy. It has two holes - one 3/8' and one 1/4' - which allows you to insert different brewing tools. Whether you're using an airlock or a racking tube, this stopper will fit right on your carboy neck and keep everything sealed.