In short, the M4 is a select-fire military rifle, while the AR-15 is a semi-automatic civilian rifle. The M4 is also shorter, with a 14.5-inch barrel that’s not available on the civilian market. Let’s take a closer look at both firearms and...
tag-m4
In short, the M4 is a select-fire military rifle, while the AR-15 is a semi-automatic civilian rifle. The M4 is also shorter, with a 14.5-inch barrel that’s not available on the civilian market. Let’s take a closer look at both firearms and...