U.S. Army Surplus Vietnam War Helicopter Pilot Gentex SPH-4 Helmet, Used - 728300, Helmets & Accessories at Sportsman's Guide
US Army Vietnam War era 1st Air Cavalry Division Gentex Flight Helmet (DCE) | Guns & Military Artifacts Militaria Vietnam War Collectibles | Online Auctions | Proxibid
VIETNAM 1967 DATED GENTEX HELICOPTER PILOT HELMET | Affiliated Auctions
VIETNAM WAR 1st CAVALRY APH-5 HELICOPTER PILOT HELMET | William's Military
Director donates Gene Hackman's helmet to honour Irish pilot