Material: High quality steel plate
Bulletproof card specifications for: 25cm * 30cm=11.8''*9.8''
Hard armor plates have 2.3mm / 4.5mm / 6.0mm three kinds
2.3mm can prevent penetration of about 79 micro-punch /1.4 kg
4.5mm can prevent penetration of about AK47 /2.4 kg
6.0mm can penetrate about Anti-M14 /3.7 kg
Chest card can be placed in the front and rear plates bulletproof vest pocket
According to the US NIJ standards correspondence:
2.3mm =NIJ IIIA
4.5mm= NIJ III
6.0mm= NIJ IV
Because after the plate is too thick on the chest is not convenient, so I do to 6 mm of bulletproof plate Angle processing
On the left side of the real figure 6 mm plate, on the right side is 2.3 mm and 4.5 mm board real figure