CompassArmor Hard Ballistic Rifle Plates Level IV STA ...
Ceramic ballistic SAPI plate Level NIJ IV STA STAND ALONE Hard Armor Plate bulletproof plate, ballistic plate, Ballistic Rifle Plates; This plate stand alone will stop the penetration of these projectiles and velocities: 7.62x51mm NATO ball ammunition, V 847m/s, at 10 meters; 7.62x39mm mild steel core, V 790m/s, AK-47 at 10 meters