5.56 vs .223: What’s the Real Difference Between These Popular Cartridges?
What are the real differences between .223 Remington and 5.56x45mm NATO? Here we dive into the nuances of ballistics, case dimensions, chamber pressure, history, and more.
Field & Stream23d
Is Hornady’s 22 ARC the New Long-Range 22-Centerfire King?
The 22 Advanced Rifle Cartridge (ARC) is Hornady’s newest cartridge ... a push to develop cartridges that would outperform the 223 Remington, which the AR15 rifle was originally designed ...