BUILDING YOUR FIRST M5 / AR308
The jump from a standard AR15 to a large-frame M5 gives you the ability to run more full-size rifle cartridges. Most commonly you will find that 6.5 Creedmoor and 308 Win are the two most accessible cartridges for your build. So, which will it be, the time-tested 308, or the newer 6.5 Creedmoor that has taken the world by storm? In this article,e we will be exploring some very surface-level characteristics of both cartridges that should help you decide on your first M5 build!