Silicone Corny Keg Hatch Lid O-Ring (White) Also Suits FermZilla 2 Inch TC Pressure Lids

This product has excellent spring back properties making them the ideal Keg Lid O-ring for beverages that are not highly oxygen sensitive.

For example like a Fermenter Lid O-Ring (FermZilla 2 Inch TC Lid) or a Corny Keg Lid O-Ring for sparkling water.
If you are after more oxygen barrier properties in an o-ring we would recommend the KL03063 Low2 Corny Keg Hatch Lid O-ring (Yellow)