5 62 mark 45 mod 4 July 8, 2019 16 32 64 128 5 62 12.7 cm mark 45 mod 4 5 inch 62 caliber mark 45 mod 4 Mark 45 mod 2 Mark 6 45-56 Mark 6 45-52 5 /54 mark 45 Mark 45 mod 4
