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Replacement O'ring for 4" barrel cap for 25 Litre Wide Neck Wine Fermenter Cap.
O - ring Seal For 25 Litre Wide Neck Wine Fermenter Cap Rubber ring seal
£5.18
The O'Ring is a also vital component of the King Keg Cap as it ensures an air tight seal at all times whilst the Pressure Barrel is in use. The 4'' O'Ring will wear over time.