The Nexus Level 4 (IV) Standalone Plate can be used in Warriors RICAS, RICAS Compact, Raptor, DCS, the Recon Plate Carrier and the latest Elite Ops Range of Chest Rigs. The 10 x 12 (250mm x 300mm) plates are ceramic face with hard pressed composite kevlar backing, adhesive and wrapped and sealed with a ballistic nylon. Incorporates Double Curve for greater usability and comfort. Features Ceramic face with hard pressed composite kevlar backing Wrapped and sealed with a ballistic nylon Protection Rating : Level 4 ( IV ) Size: (10″ x 12″) 250mm x 300mm Thickness: 18mm Shape: Double curve Weight: 3.2kg (7.05lbs)     NIJ Level IV ( NIJ 0101.04 ) Provides Balistic protection against the following 7.62mm x 63mm (30.06) x 2 shots 7.62mm x 54mm Heavy Ball Dragunov x 4 shots 7.62mm x 51mm (NATO) Fal, GPMG, etc 7.62mm x 39mm Mild Steel Core AK47 x 6 shots 7.62mm x 39mm ball (AK-47/AK-56) 5.56mm x 45mm SS109 5.56mm x 45mm ball ( M-193, M-855) 5.45mm x 39mm Russian ball ( AK 74 )