#10 fits Better Bottles and other plastic carboys
$2.69
Most plastic carboys we have seen take this #10 size, including the "Better Bottle" brand of oxygen-barrier plastic carboys. Has drilled hole to take most standard airlocks. We are your one-stop shop for all your rubber stopper needs. We have a large, in-stock inventory of gum rubber stoppers available in a variety of sizes, made from off-white pure gum rubber. These stoppers have a molded or drilled 3/8" hole, which can accomodate an airlock. Manufactured in the USA!