Original Item: Only One Available. This is a very nice US Vietnam War Combat Vehicle Crewman (CVC) Helmet model T56-6. These Helmets were worn by crewmen aboard Tanks and other Combat Vehicles. The Helmet comes complete with headphones built in and adjustable microphone, which are attached to the Transceiver mounted on the left side of the helmet. The helmet has been painted back and features a skull, bat, and various other designs.