O2 Oxygen Cylinder Gas Regulator with Pressure Gauges Harris Type Model 801-10 0-200psi 0-16bar 0-4000psi 0-300bar W23-14 W22-14 M12*1.0 M16*1.5 All Brass - China Reducer and Pressure Reducer
Oxygen Regulator for Disposable Cylinder - THE WELDERS WAREHOUSE
2 inch / 50 mm Pressure Gauge, For Oxygen Cylinders at Rs 299/piece in Gandhinagar
Amazon.co.uk: Oxygen Regulator
Gauge assembly, MH-300 S Medium Pressure (swivel) - MHOxygen
Oxylife Oxygen Cylinder Pressure Testing Gauge
Regulator + Gauge for Disposable Oxygen Cylinder - Gas Equipment from WeldUK Limited UK
Pressure Gauge Oxygen, 50 mm Dia (0-250 Kg/Cm2) - MyGetWellStore.com