Norgren® by Dixon® General T-Handle Regulator with GC620 Gauge, series: 1 Series R07, 1/4 in, 110 scfm Flow Rate, 5 to 125 psi Pressure. Norgren® by Dixon® R11-013RG 1 Series General T-Handle Regulator with GC620 Gauge, 1/4 in, 5 to 125 psi Pressure