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The #10 Drilled Rubber Stopper (DRS) is a pure white gum laboratory stopper. The top diameter is 1 15 16 , the bottom diameter is 1 5 8 , and it has a 3 8 hole drilled in the center, the perfect size for an airlock. This is size of stopper you ll want to…
The #10 Solid Rubber Stopper (SRS) is a solid pure white gum laboratory stopper. The top diameter is 1 15 16 and the bottom diameter is 1 5 8 . This stopper is solid and does not have a hole drilled in it. A perfect stopper to use if fermentation has ceased or you are…
The #10.5 Drilled Rubber Stopper (DRS) is a pure white gum laboratory stopper. The top diameter is 2 1 16 , the bottom diameter is 1 3 4 , and it has a 3 8 hole drilled in the center, the perfect size for an airlock. The #10.5 Rubber Stopper is also available as a #10.5…
The #10.5 Solid Rubber Stopper (SRS) is a pure white gum laboratory stopper. The top diameter is 2 1 16 and the bottom diameter is 1 3 4 . It is solid, with no hole drilled in it, so it is perfect for putting on a fermenter once fermentation is complete or if you are…
The #11 Drilled Rubber Stopper (DRS) is a pure white gum laboratory stopper. The top diameter is 2 1 4 , the bottom diameter is 1 15 16 , and it has a 3 8 hole drilled in the center, the perfect size for an airlock. This stopper is also available as a #11 solid rubber…
The #11 Solid Rubber Stopper (SRS) is a pure white gum laboratory stopper. The top diameter is 2 1 4 and the bottom diameter is 1 15 16 . It is a solid stopper, perfect for sealing a fermenter in which fermentation has completed or storing a clean and dry fermentor. The #11 stopper is…
The #11.5 Drilled Rubber Stopper (DRS) is a pure white gum laboratory stopper. The top diameter is 2.5 , the bottom diameter is 2 , and it has a 3 8 hole drilled in the center, the perfect size for an airlock. The 11.5 rubber stopper is also available as an #11.5 Solid Rubber Stopper (SRS).
The #11.5 Solid Rubber Stopper (SRS) is a pure white gum laboratory stopper. The top diameter is 2.5 and the bottom diameter is 2 . This solid stopper is great for using when fermentation has ceased or if you are storing a clean and dry fermenter. The 11.5 rubber stopper also comes as a #11.5…
The #12 Drilled Rubber Stopper (DRS) is a pure white gum laboratory stopper. The top diameter is 2.5625 , the bottom diameter is 2.125 , and it has a 3 8 hole drilled in the center, the perfect size for an airlock. The 12 rubber stopper is also available as a #12 Solid Rubber Stopper (SRS).
Our #12 Solid Rubber Stopper (SRS) is a pure white gum laboratory stopper. The top diameter is 2 9 16 and the bottom diameter is 2 1 8 , and it is solid. Perfect for use when fermentation is complete or to store a clean and dry fermenter. This #12 rubber stopper is also available…
Our #13 Drilled Rubber Stopper (DRS) is a pure white gum laboratory stopper. The top diameter is 2 11 16 , the bottom diameter is 2 5 16 , and it has a 3 8 hole drilled in the center, the perfect size for an airlock. This #13 rubber stopper also comes as a #13 Solid…
Our#13 Solid Rubber Stopper (SRS) is a pure white gum laboratory stopper. The top diameter is 2 11 16 and the bottom diameter is 2 5 16 . It is solid so it is perfect for stopping up a fermentor after fermentation has ceased or when you are storing a clean and dry fermenter. This…
Our #2 Drilled Rubber Stopper (DRS) has a top diameter of 13 16 , a bottom diameter of 5 8 , and it has a 3 8 hole drilled in the center, the perfect size for an airlock. This #2 rubber stopper fits standard beer bottles and wine bottles and is also available as a #2…
Our #2 Solid Rubber Stopper (SRS) is a solid pure white gum laboratory stopper. The top diameter is 13 16 and the bottom diameter is 5 8 . This stopper is solid and does not have a hole drilled in it. A perfect stopper to use if fermentation has ceased or you are storing your…
Our #3 Drilled Rubber Stopper (DRS) is a pure laboratory stopper. The top diameter measures 15 16 , the bottom diameter measures 3 4 , and has a 3 8 hole drilled in the center, the perfect size for an airlock. This #3 rubber stopper is also available as a #3 solid rubber stopper (srs).
Our #3 Solid Rubber Stopper (SRS) is a solid white gum stopper. The top diameter measures 15 16 and the bottom diameter measures 3 4 . The SRS stopper is solid and does not have a hole drilled in it. A perfect stopper to use if fermentation has ceased or you are storing your clean…
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