Rubber Stopper #6
Rubber Stopper #6 is pre-drilled to be compatible with our Econo Lock Airlock for easy fermenting of products. Use it with our Airlock and our reCap Pour Caps to turn a mason jar into a fermenting vessel. It also fits our Loop Jugs shown in the column on the right. Made in the USA.See how to use reCap Pour Cap with Airlock & Rubber Stopper for fermenting and get a Kvass Recipe.