Best of all, it falls into the range of both 5.56 NATO and .223 Rem., as per the 10th edition of Hornady’s reloading manual, making it safe for both chambers as well as the .223 Wylde.

The .223 Rem. is a very versatile round with loading options for everything from varmints up to whitetails and even self-defense.

Here's what hunters and shooters need to know about the 5.56 vs .223. The two rifle cartridges are similar but have important differences.

"Prices fluctuate," she said. Supplies for reloading .223, for example, have seen some pretty dramatic swings in recent months, according to Martin: ...

The .223 Remington is legal for deer in most states, and it is up to the job. Here are some picks for the best 223 ammo for deer.