1 carbonating cap

Use it to fill PET bottles using back pressure, with ball fittings for gas (gray) or liquids (black). More portable, convenient, and economical than CO2 systems. Features: - Color: see image. Material: stainless steel. Dimensions: 8 x 7.5 x 7.5 cm. - Economical carbonation tool: use it to fill PET bottles using back pressure, with ball fittings for gas (gray) or liquids (black). More portable, convenient, and economical than CO2 systems. - Easy to use: attaches to plastic bottles and connects to a ball fitting on the gas side to inject CO2 into the bottle, thus carbonating your beer. It is then ready to drink almost immediately. - Durable and practical.