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#5 Solid Rubber Stopper (SRS)


This #5 Solid Rubber Stopper (SRS) is a solid pure white gum laboratory stopper. The top diameter is 1 1/16" and the bottom diameter is 15/16". It is solid (no hole), a perfect stopper to use if your fermentation is complete or you are storing your clean and dried carboy.

This #5 solid rubber stopper is also available as a #5 Drilled Rubber Stopper (DRS).