Universal Rubber Stopper - Size No. 10 (with Hole)
Details
Universal stoppers have a longer taper to help produce a better fit and a snug seal, and a lip which prevents them from falling into your container. Available with a 3/8 inch hole for an airlock, or solid with no hole.
#10 size is recommended for PET carboys.
Specs
Material | Rubber |
Hole | Yes |
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