RAVO2" Oxygen regulator bodies are constructed from a solid piece of brass, creating a uni-body style regulator that provides added strength and safety. The quality crafted internal brass components will not burn under 10,000 psi, making for a safe and effective regulator. The regulator is nickelplated, providing an attractive corrosion-resistant finish. The BRAVO2" regulators are available in CGA 870 and 540 configurations, each offering safe and accurate pressure regulation.