<p>Oxygen adapter to connect a Pin Index Oxygen regulator to a Air/INT scuba cylinder valve. The air cylinder should be oxygen safe and oxygen cleaned by a professional before connecting any oxygen materials to it. This adapter is to be used only in case of emergency when a medical oxygen cylinder is not available. In no case should you connect it with a non oxygen cleaned air tank. The content of the air cylinder should be 100% medical oxygen, filled by an authorised centre. Do not connect any DAN oxygen materials to non oxygen clean cylinders or to cylinders filled by non authorised centres. In case of doubt do not use the adapter.</p><h4>Shipping Size</h4><p><strong>Dimensions:</strong>&nbsp;10cm x 10cm x 10cm<br><strong>Weight</strong>: 310g</p>