Check the listing for details. Nitrogen Gas Regulator 0-800 PSI Delivery Pressure with 80inch Hose CGA580 New. Condition: New. Listed at 36.98 USD. 【Connection】CGA-580 Inlet Connection fits standard Nitrogen, Argon, Helium, and Inert Gas Tanks from any supplier. 1/4" Male Flare Outlet Connection fits HVAC Charging Hoses for Purging ,Pressure Testing and High-pressure lines. 【Accurate Pressure Gaugev】The Nitrogen Gas Regulator has two Easy to read pressure gauge,covered with scratch-resistant plastic protective film and rubber cover. Input: 0-4000PSI. Output: adjustable 0-800PSI. 【Durable Construction】Our Nitrogen Regulator is made of solid brass,so the surface can keep good looking in a long time. Precision thread design ensures high sealing performance and avoids gas leakage. You can adjust the nitrogen regulator smoothly and accurately through the T-handle to prevent galling.