Features Excellent Aluminum Alloy: This Oxygen Pressure Reducing Regulator Is Made of Excellent Aluminum Alloy, Which Is Safe, Reliable, Durable And Highly Accurate in Use. Fine Workmanship: This Oxygen Pressure Reducing Regulator Has Fine Processing, Tight Connection of All Parts, Compact Structure, Beautiful Appearance And Safer Use. Fine Pressure Gauge: The Pressure Gauge of This Oxygen Pressure Reducing Regulator Is Made of Excellent Abs Material With Thickened Protection Design, Which Has Clear Scale, Accurate Reading And High Sensitivity. Gas Filter: This Oxygen Pressure Reducing Regulator Uses A Gas Filter with Double Protection for More Energy Efficiency And Gas Savings. Special Filtration Wetting: The Gas in This Oxygen Pressure Reducing Regulator Is Specially Filtered And Wetted, So That The Oxygen Impurities Are Basically Filtered, Safe And Non Toxic. Specification: Item Type: Oxygen Pressure Regulator Material: Aluminum Alloy, ABS Input Pressure: Less Than 15MPA Gas Inlet Screw: BSP 5/8 Inch Rated Flow: 0-10m³/H Medium: Oxygen Package List: 1 x Pressure Gauge 1 x Bottle 1 x Hose Package List 1 x Pressure Gauge 1 x Bottle 1 x Hose