Vintage Aircraft Tube Assembly Oxygen Breathing/Radio. This Oxygen Hose Is New Condition. But dated 1955. Has U-81/U Plug In for the high altitude Helmets. May have been made for a U-2 High Altitude Aircraft. But who knows. Hose is COMPLETE As Pictured. Picture of Helmet is for information ONLY. Not Included. Any questions, please ask. What you see is what you get. See Picture for details. Shipping weight Is just over 2 lbs. and can be mailed in the Medium Flat Rate Priority Box in USA. Buyer to pay actual shipping costs and insurance if you request it. Payment must be received within 7 days unless other arrangements have been made or this item will be relisted. I do take any form of payment to include paypal. We do ship Worldwide.