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Cylinder Adapter, Professional Easy Installation CO2  Adapter Aluminum  for Aquarium Fish

<ul><li>Soda cylinder adapter, uses  aluminum material, which is durable and wear-resistant</li><li>With gasket,  sealing performance, no gas leakage when connected with the cylinder</li><li>The thread adopts female thread TR21x4 to male thread W21.8-14, which is easy to install</li><li>Allow you to fill carbon dioxide from large-capacity cylinders to smaller soda cylinders</li><li>Professional manufacturing, stable inflation, high pressure resistance and corrosion resistance</li></ul>

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<br/><b>Specification:</b><br/>Item Type: CO2  Adapter<br>Material: Aluminum<br>Color: Silver<br>Thread: Female thread TR21x4 to male thread W21.8-14<br>Weight: Approx. 32g / 1.1oz<br>Length: Approx. 36.5mm / 1.4in <br/><br/><b>Package List:</b><br/><p>1 x CO2  Adapter</p><p>1 x Gasket</p> <br/><br/><b>Note:</b><br/><div>1. Cannot be  on soda bottles in Australia and New Zealand.</div><div>2. Please allow 0&#8209;1 inch error due to manual measurement. Thanks for your understanding.</div><div>3. 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.</div>

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