![Amazon.com: CO2 Adapter for Soda Water, Compatible with Soda Stream DUO/Terra/Art, Quick Connecting CO2 Cylinder with TR21-4 Male Thread, CO2 Adapter Accessories : Tools & Home Improvement Amazon.com: CO2 Adapter for Soda Water, Compatible with Soda Stream DUO/Terra/Art, Quick Connecting CO2 Cylinder with TR21-4 Male Thread, CO2 Adapter Accessories : Tools & Home Improvement](https://m.media-amazon.com/images/I/61OQoiBjigL.jpg)
Amazon.com: CO2 Adapter for Soda Water, Compatible with Soda Stream DUO/Terra/Art, Quick Connecting CO2 Cylinder with TR21-4 Male Thread, CO2 Adapter Accessories : Tools & Home Improvement
![Amazon.com: AIEVE Bottle Adapter Compatible with Sodastream Machine, 3 Pack 28 mm Bubble Bottle Adapter Compatible with SodaStream Fizzi, for SodaStream Terra, for SodaStream Art (Red, Blue, White): Home & Kitchen Amazon.com: AIEVE Bottle Adapter Compatible with Sodastream Machine, 3 Pack 28 mm Bubble Bottle Adapter Compatible with SodaStream Fizzi, for SodaStream Terra, for SodaStream Art (Red, Blue, White): Home & Kitchen](https://m.media-amazon.com/images/I/61v4cTR2-hL.jpg)
Amazon.com: AIEVE Bottle Adapter Compatible with Sodastream Machine, 3 Pack 28 mm Bubble Bottle Adapter Compatible with SodaStream Fizzi, for SodaStream Terra, for SodaStream Art (Red, Blue, White): Home & Kitchen
Ista bottles/regulator how to identify thread type? Sodastream conversion? | UK Aquatic Plant Society
![M18x1.5 TR21-4 Thread CO2 Cylinder Refill Adapter Soda Cylinder Valve Suitable for Sodastream Bottle Connect to Co2 Cylinder : Amazon.co.uk: Home & Kitchen M18x1.5 TR21-4 Thread CO2 Cylinder Refill Adapter Soda Cylinder Valve Suitable for Sodastream Bottle Connect to Co2 Cylinder : Amazon.co.uk: Home & Kitchen](https://m.media-amazon.com/images/I/61GhGZ+YJxL._AC_UF894,1000_QL80_.jpg)
M18x1.5 TR21-4 Thread CO2 Cylinder Refill Adapter Soda Cylinder Valve Suitable for Sodastream Bottle Connect to Co2 Cylinder : Amazon.co.uk: Home & Kitchen
![Sodastream Adapter - The New and The Old - How to use Sodastream Cylinders for your keg system - YouTube Sodastream Adapter - The New and The Old - How to use Sodastream Cylinders for your keg system - YouTube](https://i.ytimg.com/vi/mi47SlCI9qQ/maxresdefault.jpg)
Sodastream Adapter - The New and The Old - How to use Sodastream Cylinders for your keg system - YouTube
![Amazon.com: M18 1.5 Thread Replacement Valve CO2 Tank Brass Pin Valve For Soda Stream : Industrial & Scientific Amazon.com: M18 1.5 Thread Replacement Valve CO2 Tank Brass Pin Valve For Soda Stream : Industrial & Scientific](https://m.media-amazon.com/images/I/51IqWckMf0L.jpg)
Amazon.com: M18 1.5 Thread Replacement Valve CO2 Tank Brass Pin Valve For Soda Stream : Industrial & Scientific
![Just got a vintage SodaStream 101. Does anyone know a good adapter for the modern CO2 tanks? : r/SodaStream Just got a vintage SodaStream 101. Does anyone know a good adapter for the modern CO2 tanks? : r/SodaStream](https://preview.redd.it/ailtgq0lzyy51.jpg?width=640&crop=smart&auto=webp&s=a3005451be7b5cd8f753fad98e9051836ea3f3a5)
Just got a vintage SodaStream 101. Does anyone know a good adapter for the modern CO2 tanks? : r/SodaStream
![CO2 Cylinder Adapter Female Thread TR21-4 to Male Thread CGA320 for SodaStream/Soda-Club : Amazon.ca: Home CO2 Cylinder Adapter Female Thread TR21-4 to Male Thread CGA320 for SodaStream/Soda-Club : Amazon.ca: Home](https://m.media-amazon.com/images/I/51gnfS-x1DL._AC_UF1000,1000_QL80_.jpg)