Sherwood 3/4" NGT CO2 Tank Valve - 3000 PSI CGA-320 OutletThe Sherwood 3 4" NGT CO2 Tank Valve is the professional standard for high pressure gas cylinders. Featuring a standard CGA 320 outlet, it is compatible with almost all North American CO2 regulators. This valve is engineered for a 3000 PSI working pressure and includes an integrated safety burst disc. Constructed from heavy duty solid brass, it provides the reliability and leak proof performance required for commercial beverage, hydroponic, and