5.45×39mm artinya

• 5.45 x 39 mm
• 5,45 × 39 mm

• 9×39mm:    9 × 39 mm
• 7.62×39mm:    7.62 x 39 mm; 7,62 × 39 mm
• .45 acp:    .45 acp; .45 automatic colt pistol