Description The CO2 Quick Adapter blue Upgraded for Water Bubbler is an adapter that can connect the water machine with Blue Co2 Cylinder. You can also use this adapter to connect old hose with TR21-4 Male Thread to new water maker. With this blue Maker Valve Refill Accessories, you can decide for yourself which CO2 cylinders to use with your maker. The Quick CO2 Adapter Upgraded, Fit for most Universal Cylinder, is specially designed for 60L CO2 Cylinders with TR21-4 Male valve that connect the machine. with the quick adapter the bottle will be long to insert, so it is necessary to the base where the 60L CO2 Cylinder stands in the terra/art/duo machine and then insert the cylinders The CO2 Quick Adapter blue Upgraded for Water maker, built from quality metal materials for durability, engineered for reliable performance that ensures works smoother and more durable, so The blue Maker Valve Refill Accessories for Quick Connecting has service life and operation. The Maker Valve Refill Accessories for Quick Connecting Universal CO2 Cylinder with TR21-4 Male Thread Fits perfectly, No Special Tools Required, just for a simple install, Your CO2 maker can be used with this quick adapter like new again. Easy install and start up. Colour:Blue Material:Metal Package Contents: 1set * CO2 Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.