Cork with hole
Out of stock
Hard rubber cork for adding airlocks to a standard beer bottles and fermenter apertures.
It is a Size #5 cork suitable for cold drink, beer or other bottles. The 8mm hold in the center is ideal to attach airlock, blow off tubes, pipes and other bottle attachments of your projects.
Please sanitize and wet the cork before inserting the airlock. It is deliberately kept tight for an airtight fitting.