This carbonation cap is a screw-on cap that fits most plastic soft drink bottles. It contains an integrated ball lock fitting for Pepsi keg gas disconnects.

The carbonation cap is a highly effective method to add and maintain carbonation for extended periods of time. Made from 304 stainless steel, this carbonation cap will last for years with virtually no maintenance. Don't settle for plastic carb caps!

Simply fill any plastic bottle with liquid, get it nice and cold, then screw on this cap and connect to your ball lock gas disconnect. Perfect for carbonating small volumes of beverage or for purging the air out of a beer to increase shelf life.