Size 10 - Drilled. The stoppers which we sell are a premium grade rubber material. Being premium in grade makes them soft, pliable and long lasting. The hole size is 3/8", and you can use any of our airlocks.
Size 10 - Drilled. The stoppers which we sell are a premium grade rubber material. Being premium in grade makes them soft, pliable and long lasting. The hole size is 3/8", and you can use any of our airlocks.
