Condition: 100% Brand New_x000D_ Item Type: CO2 Tank Adapter_x000D_ Material: Stainless Steel_x000D_ Thread: Male Thread TR21-4, 8mm Quick Connect Male Head_x000D_ Length: Approx. 6cm / 2.4in_x000D_ Weight: Approx. 120g / 4.2oz 1Use for external CO2 tank connect adapter. 2Made of high quality stainless steel material, it is durable in use. 3Not easy to be broken, damaged or worn, this adapter has long service life. 4With 8mm male head quick connector, easy to install and reliable to use. 5This adapter is resistant to pressure and wear, can be used for a long time.1 x CO2 Tank Adapter1. Please allow 1-3 cm error due to manual measurement. Thanks for your understanding._x000D_ 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.