Fittings - AdaptersO2 x O2 Oxygen AdapterSKU: W-30 O2 x O2 Oxygen Adapter Interested in pricing and more information on this product? Add to quote Related products Fittings - AdaptersCGA-296 Nitrox Nipple View product Fittings - AdaptersReusable 3/8″ x O2 Fitting – Lenz 115R View product Fittings - AdaptersCGA-346 Air Nipple View product