1、It has two valves, easy to use and effectively prevents over filling 2、The hose is made of stainless steel material, durable and long lasting 3、Equipped with 300psi pressure gauge, easy to install and convenient to use 4、CO2 cylinder fill adapter with hose, suitable for filling CO2 for Sodastream tank 5、Dual valve CO2 filling hose adapter with 3000psi gauge for Sodastream tank Features: It has two valves, easy to use and effectively prevents over filling. The hose is made of stainless steel material, durable and long lasting. Equipped with 300psi pressure gauge, easy to install and convenient to use. CO2 cylinder fill adapter with hose, suitable for filling CO2 for Sodastream tank. Dual valve CO2 filling hose adapter with 3000psi gauge for Sodastream tank. Specification: Condition: 100% Brand New Item Type: CO2 Filling Hose Hose Material: Stainless Steel Model: with Gauge (3000psi) Color: Silver Hose Length: Approx. 24in Working Pressure (WP): 1500psi Application: for  CO2 Tank Thread: US Standard TR21-4 G1/2, EU Standard TR21-4 W21.8-14 (optional) US Standard TR21-4 G1/2 Applicable Countries: United States, Canada, Brazil, Colombia, Philippines EU Standard TR21-4 W21.8-14 Applicable Countries: Korea, Japan, Britain, Germany, France, Poland, Norway, Switzerland, Russia, Ukraine, South Africa, Sweden, Chile, Czech Republic, Singapore Weight: Approx. 525g / 18.5 oz Package List: 1 x CO2 Fill Adapter with Hose 1 Bag x Gasket 1 x English User Manual Note: 1. Please allow slight error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.