Precise Flight's NEW X3 Demand Boom Cannula is designed to provide easy access to oxygen without sacrificing comfort and performance. With a simple mount to your headset, Precise Flight's new X3 Demand Boom Cannula uses a dual lumen cannula and features a swivel arm and fully adjustable arm to give you the best fit. It is only compatible with the X3 Demand Conserver. The X3 Demand Boom Cannula is convenient, comfortable, lightweight, and works with your existing headset. The X3 Demand Boom Cannula is configured for a left side mount to the headset. For a right side mount please mention your request at checkout.