NAVAL AVIATOR PILOT HELMET FLIGHT HELMET, OXYGEN MASK YM-6. Flight Helmet saved very complete, use frequency is very little. If you want to return the item, please receive project, 4 days to contact me. If you have any questions, please contact me. When I give you feedback before, please give me an explanation and modification of the opportunity.I believe that communication will solve all problems. The item "FLIGHT HELMET NAVAL AVIATOR PILOT HELMET OXYGEN MASK YM-6M 090121" is in sale since Monday, January 21, 2019. This item is in the category "Collectibles\Militaria\Militaria (Date Unknown)\Air Force". The seller is "2008pilothelmet" and is located in CHINA. This item can be shipped worldwide.