Rubber Stopper - #6 With Hole

• Perfect for FE300 1 gallon glass jars • Easy conversion to solid stopper with #000 solid stopper (FE400) • Size ranges from 1 1/16' - 1 4/16'

This rubber stopper is great for people who use FE300 1 gallon glass jars. You can use it to seal the jars. If you want a solid stopper, just use a #000 solid stopper (FE400) to plug the hole. The size of the stopper is between 1 1/16' and 1 4/16'.