The belmed PC7 Nitrous Oxide Flowmeter Model 5000 Head Only is a high-quality dental sedation unit designed for precise and reliable performance. Manufactured by belmed, this unit is specifically designed for use in nitrous oxide systems, providing accurate control over the flow of the gas for a safe and comfortable sedation experience. With its performance-driven design and focus on safety, this unit is an essential component for dental practices needing to administer sedation for various procedures. Untested As Is