Bullet Resistant Extruded Aluminum window frames are designed for “non-ricochet type” and are intended to permit the capture and retention of attacking projectiles. It lessens the potential of random injury and lateral penetration. Framing systems are 6061-T6 Aluminum clear or dark bronze anodized finish with armor to meet ballistic level requirements. Constructed to size and ballistic level requirements.Interior screws are applied to make glazing installation easy for a vast variety of glazing types and thickness and to provide security level protection when needed. Transaction windows are available with a laminate or stainless steel counters and can also be made without a counter to install on existing counters, you may already have.