High-end features for economical priceWorkhorse of Harris industrial regulator lineErgonomic ABS plastic knob for easy grip and precise adjustmentBrass body and chrome-plated zinc bonnet for longer service lifeNeoprene diaphragm for better pressure controlOne-piece encapsulated seat design with internal filter to protect the PTFE Teflon® seat from particulate contamination2.5 inch steel dual scale easy-to-read gaugesWARNING: This product can expose you to Lead and lead compounds, 7439-92-1, a chemical known to the State of California to cause cancer and birth defects or other reproductive harm. SpecificationsBody Material BrassCapacities Medium to HeavyDepth [Nom] 4.31 inDiaphragm Material NeopreneGas Type OxygenGauge Size 2-1/2 in (steel)Hazmat NOInlet Connection CGA 540Inlet Pressure [Max] 3000Inlet Type CGA 540Length [Nom] 4.31 inORMD NOOutlet Size 5/8 inProp 65 YESSeries 25GXType RegulatorWidth [Nom] 10.19 in