Our carbonating cap is a cool way to re-carbonate beverage quickly, no foaming, great alternative for growlers, allows you to serve portable home brew beer, soda water, iced tea on barbecue, beach, lake or holiday parties, other outdoor activities, brings big convenience to mobile kegging

Usage Tips:
1: Connect the carbonation cap with ball lock to a plastic beverage bottle.
2: Shake the bottle to mix CO2 gas efficiently
What You Will Get:
2* plastic carbonation caps and extra 2* keg post o-rings

Chciyich is committed to providing each product with quality as well as thoughtful services to be one of your trusted brand. Pls feel free to contact us if you are not fully satisfied with carbonation caps, we will unconditionally solve your problems!
Superior Sealing, No More Leaks or Flat Beer: Our plastic carbonation cap easily withstands 60 PSI of carbonation pressure, far exceeding the limit of low-quality plastic caps. The carbonation cap also maintains pressure overnight, keeping your beer rich in bubbles at all times.​Compared to other plastic bottle filling caps, carbonation cap for sodastream bottle features a large flat internal gasket that fits tightly around the bottle mouth, completely eliminating gaps where pressure leaks
A Convenient, Cost-Effective Tool for Homebrewers'Carbonation Needs: A carbonator bottle cap lets homebrewers control their beverage's carbonation precisely. Attach the soda bottle carbonation cap to a PET plastic bottle and connect to a CO₂ source, then regulate carbonation pressure and duration to get the desired fizziness. This feature adds a level of convenience and provide a cost-effective solution for small-scale carbonation experiments
Sealing Gasket with Secure Retention & 5/16 Barb Fitting Spare O-Ring: The internal rubber sealing gasket of carbonator cap is precision-sized to fit snugly inside the carbonating cap. When you unscrew the bottle filling cap, the gasket stays securely in place on its own, eliminating the hassle of it falling out. Additionally, 2 spare o-ring for the 5/16" beer nipple barb is included, you'll have replacements on hand for added convenience
Ball Lock System Compatibility & Safe Material: This CO2 bottle cap boasts a unique keg post, perfectly fitting the ball lock system. The carb cap can effortlessly connect to both gas and liquid disconnects. The included 5/16" beer hose barb not only enables carbonation but also works for liquid connections and cleaning. Crafted from food-safe plastic, it's no odors, no burrs, and has no unfinished machining, ensuring no odd tastes transfer to carbonated drinks
Versatility in Use: Plastic carbonation caps are versatile and can serve multiple purposes in homebrewing or beverage production. Apart from carbonating beverages, they can be us ed for transferring liquids, sampling, or as a temporary closure for partially consumed carbonation cap bottle, also can run the cleaner through beer lines from a small soda bottle preventing a larger keg from wasting more CO2