#9 Solid Stopper (SRS)


This #9 Solid Rubber Stopper (SRS) is an undrilled pure laboratory stopper with a top diameter measuring 1 3/4" and a bottom diameter measuring 1 1/2". This stopper is perfect for using when your homebrew or wine fermentation is complete or if you are storing a clean and dry fermenter.

Also available as a #9 drilled rubber stopper (drs).