51 NATO Ball 7.62 X 39 mm MSC 7.62 mm x 51 A.P. (W.C.) 7.62 x 54 API B32 Protection for tubes is possible but up to NIJ 0108.01 Level III A (0.44 Magnum & 9mm Bullet Only). For cabin and hull there is no restriction of the solutions. Safety design Tubes represent a reflective surface when M 46 approach