Cask Keg - Plastic Keystone Bung

Prevent any spillage of your cask ale with the help of this plastic keystone cask bung. Designed to fit securely into the bung hole on top of the beer cask, safeguarding your real ale during transportation.

The keystone bung hole serves the same function as the tap on your cask. Without proper sealing, the ale will flow out, making this plastic keystone an essential addition to prevent any unintended beer spills.