Rubber Stopper W/Hole (#3)

Plastic 3-piece airlock.  Fits standard grommeted lids, carboy bungs, and rubber stoppers.  Easy to take apart and clean.

Pure white gum laboratory stopper - with 3/8" drilled center hole. Top diameter: 3/4" Bottom diameter: 5/8"

Twin bubble airlock.  Fits all standard rubber stoppers and bungs.

Solid rubber stopper sized #00.  Plugs whole in lid of the Anvil Foundry when using distilling attachments.