Normal
Those numbers indicate the caliber of the gun..22, .45, & .9mm are very common. Here's more detailed info:Handgun Caliber Guide: .22LR, 9mm, .380, .357, and more - The Gun Zone
Those numbers indicate the caliber of the gun.
.22, .45, & .9mm are very common. Here's more detailed info:
Handgun Caliber Guide: .22LR, 9mm, .380, .357, and more - The Gun Zone
