BAO Tactical 3800 Hard Armor Plate - III, SA, 10x12, Full Cut, Multi-Curve. $481.50. 10x12 - $481.50. Add to wishlist. The 3800 Series Plate Using next generation materials, 800 SERIES plates are the lightest weight and highest quality... BAO Tactical 3810 Hard Armor Plate III+ SA Medium SAPI Cut 9.5x12.5 Multi-Curve.