Radnor 64003030 Victor Style Medium-Duty Acetylene Single Stage Regulator, CGA-510, English, 15.34 fl. oz., Plastic, 1 x 1 x 1 , Model G250-15-510: Gas Welding Accessories: Amazon.com: Tools & Home Improvement
Airgas - RAD64003029 - RADNOR™ Model 150 Series Victor® Light Duty Oxygen Single Stage Regulator, CGA-540
Radnor 64003061 Model 25-100C-540 Harris Style Medium-Duty Oxygen Sing – A2Z Industrial Distributor