Level IIIA 3A Tactical Ballistic Helmet Medium

Core Material: Ultra-high-molecular-weight polyethylene. Thickness (±5%): 0.5 Inch Weight (±5%): 2.4LBS (Shell Weight w/Rail & NVG Shroud) Size: Medium (For Head Circumference Up To 22.25") Threat Rating: NIJ 0106.01 IIIA Ballistic Test Laboratories: National Technical Systems (NTS) Belcamp, MD, United States Tested Ammo: 9MM NATO 124GR, .44MAG 240GR V50 Testing Result (17GR FSP): 2523FT/S