*NIJ III Level antique metal plate *Alloy Steel,PE,Aramid,Kevlar *ISO9001:2008 *2.3mm-6.3mm Bulletproof Vest Plate Alloy Steel Bullet proof Vest Plate,antique metal plate Bulletproof Vest Plate:Material: alloy steelProtection level: III of NIJ Standard-0101.047.62 x51mm MSC multiple shotsDimension: 250 x 300mmThickness: 6.5mm.Weight: 2.5KG to 3.6kg. hard armor plate,antique metal plate