2 5 x 42 5 July 8, 2019 16 32 64 128 4 5 x 3 2 )= 42 5 Trijicon 2 5 12 5 x 42 7 5.2 5 x 2 36 42 5 25 x 52 42 x 5 mũ 2 39 2 x 2 5 2 5x4= 2 5 x 45