Feature: 1. Made of fine quality material, solid and with fine durability. 2. 0.6L large capacity makes you DIY your soda water at home with this perfect cylinder. 3. This adapter is used to filling CO2 to Soda can easily. 4. Knurled pattern handle with easy screw on/off. 5. Warm tips: the soda bottle is empty there has not gases in it. 6. Simply refill your carbonic acid by yourself. 7. Cost-effective refilling at home in any time. 8. Rcycled gases cylinder. 9. Fit sodastreamdrinks maker. Specification: This is a kind of fine quality sodawater bottle cylinder, 0.6L large capacity, makes you DIY your soda water at home with this perfect cylinder. Factory recommended working pressure: 15MPa/2200psi. You can have a try. Features: Made of fine quality material, solid and with fine durability. 0.6L large capacity makes you DIY your soda water at home with this perfect cylinder. This adapter is used to filling CO2 to Soda can easily. Knurled pattern handle with easy screw on/off. Warm tips: the soda bottle is empty there has not gas in it. Simply refill your carbonic acid by yourself. Cost-effective refilling at home in any time. Rcycled gas cylinder. Fit sodastream drinks maker. Usage: Screw the adapter onto a standard CO2 gas bottle. Empty CO2 cylinder is screwed into the adapter. Open the large gas bottle valve. Open the bleed screw. Unscrew the CO2 cylinder. After approximately 15... 20 sec, the cylinder is completely filled. Close the valve of the large gas bottle. Thread for small bottle: sodastream thread. Specifications: Name: Sodawater Bottle Material: Solid Brass Factory recommended working pressure: 15MPa/2200psi Test pressure: 25MPa Bottle thread size: M18*1.5 Capacity: 0.6L Valve: soda bottle thread TR21-4 Thread for small cylinder: TR21*4 Thread for big cylinder: CGA-320 / W21.8-14 (optional) Item size: 360 * 60 * 60mm / * 2.36 * 2.36in Item weight: 925g / 2.04lb Package size: 420 * 100 * 100mm / 16.54 * 3.94 * 3.94in Package weight: 1015g / 2.24lb Packing List: 1 * 0.6L Sodawater Cylinder 1 * Adapter 5 * Seal Gasket Package List: 1 * 0.6L Sodawater Cylinder 1 * Adapter 5 * Seal Gasket