#6-1/2 Rubber Stopper Airlock Hole

Feature

Made of rubber.
Creates an airtight seal in the mouth of your carboy or fermenter.
Essential piece of homebrew equipment.
1 1/8" Bottom Diameter.
1 3/8" Top Diameter.

Description

Homebrew supplies don't come much more basic than a drilled rubber stopper. They don't come much more important either. * This #6 1/2 drilled rubber stopper is made from solid rubber with a drilled hole perfectly sized for an airlock. Just insert it into the mouth of your carboy or fermenter, pop in an airlock, and enjoy the benefits of five-star fermentation. * When it comes to fermenation, oxygen is not your friend. Keep the O2 away from your brew. Get your drilled rubber stopper for your carboy today! * Please note: For best results, measure the diameter of the mouth of your carboy or fermenter and compare to rubber stopper measurements to find a good fit. * Specs - Dimensions: 1 1/8" Bottom Diameter; 1 3/8" Top Diameter.