ZPK1018 Features: * Filter regulator bowl * Material: Metal * Fluid: Compressed air * Gauge port: 2.25"" NPT (full flow) * Outlet range: 5 - 125 psi. * 0.5"" Body * 0.5"" Port * Transparent bowl: 150 psig * Metal bowl: 250 psig * Transparent bowl: 125 F * Metal bowl: 175 F