Fittings - AdaptersCGA-296 Nitrox NutSKU: w-29-2 CGA-296 Nitrox Nut Interested in pricing and more information on this product? Add to quote Related products Fittings - Adapters1/4″ x O2 Oxygen Adapter View product Fittings - AdaptersCGA-346 Air Nut View product Fittings - AdaptersCGA-540 Oxygen Nipple View product