Air Systems RG-5000-2Y 5000 PSI Regulator W/2 Fittings 

A Grade D breathing air system regulator. 

Features 

• CGA-347, 5000 psi, adjustable regulator, dual gauge, check valve, relief valve, and 2 1/4” QD fittings, no cylinders
• Low-Pressure whistle
• Please specify fittings when ordering