Home / Products / O2 Western Regulator SKU: 692 Categories: Medical Equipment, Uncategorized Tag: Ambulance Parts Description Description 50 PSI, M1-540-P – Oxygen regulator w/ gauge Related products Whelen 700 Red Linear Clear Lens View Part 5/8″ Water Pump View Part Big Tex Go Industries Stainless Grill View Part 3″ Complete Door Grabber Set View Part