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Rubber Stopper - #7 With Hole
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An essential piece of your homebrewing setup!
This #7 Stopper with Hole can be used with your 5, 6 and 6.5 gallon glass carboys. It’s made of quality, food-grade rubber that is durable and easy to clean. The hole in the center will provide a nice snug fit for an airlock. To create a solid stopper, simply use a #000 solid stopper (FE400) to plug the hole.
1 3/16" Bottom x 1 1/2" Top Diameters