Rubber stopper- size 2- drilled. Our stoppers are manufactured from a premium grade rubber material. This makes the stopper soft, pliable and long lasting. The hole size is 3/8", and you can use any of our airlocks.
Rubber stopper- size 2- drilled. Our stoppers are manufactured from a premium grade rubber material. This makes the stopper soft, pliable and long lasting. The hole size is 3/8", and you can use any of our airlocks.
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