Features 1、Scope of Application: It is an adapter connecting soda machine and carbon dioxide cylinder. Suitable for DUO, for Terra, for Art. 2、Product Material: CO2 refill adapter is made of aluminum, rubber, ASA material, which is corrosion proof, durable and safe to use. 3、Good Features: CO2 adapter carbonator refill station has good sealing, oxidation resistance and rust prevention, easy to fill CO2 into your soda maker. 4、Threaded Interface: Large carbon dioxide tank thread DIN477 or JIS m22‑14 (Europe TR21‑4, W21.8‑14). Just a few simple steps, your carbon dioxide soda machine can use this quick adapter. 5、Applicable Countries: South Korea, Japan, Britain, Germany, France, Poland, Norway, Switzerland, Russia, Ukraine, South Africa, Sweden, Chile, Czech Republic, Singapore. Specifications Item Type: CO2 Adapter Carbonator Refill Station Material: Aluminum, Rubber, ASA Color: As Pictures Shown Weight: Approx. 164g / 5.8oz Interface: 8mm External Quick Plug Application: for DUO, for Terra, for Art Threaded Interface: Large Carbon Dioxide Tank Thread DIN477 or JIS m22-14 (Europe TR21-4, W21.8-14) Applicable Countries: South Korea, Japan, Britain, Germany, France, Poland, Norway, Switzerland, Russia, Ukraine, South Africa, Sweden, Chile, Czech Republic, Singapore Package List 1 x Connector 1 x Rubber Ring 1 x Manual