Ferroday Stainless Carbonation Cap Counter Pressure Bottle Filling With 5/16" Barb，CO2 Coupling To Carbonate Soda Beer Fruit Juice Water[Product Information]- 304 stainless steel will last a lifetime
- Carbonate，cleaning your beer lines
- Use it to counter pressure bottle fill PET bottles
- Easy to install and use，with extra one piece of o-ring for replacement
- Weight:3.5-3.6oz，stainless steel material guarantee，if not，just refund without ask
