But to ensure you win most of your gunfights and to utilize the Grau 5.56 assault rifle better, you must know about its best attachments and perks. This is where our guide comes in handy as we ...

223 Rem. chambered rifles without issue. I discuss this in my extensive review of the best 5.56 ammo and .223 ammo test. If you want to fire 5.56 NATO ammo through your .223 chamber, proceed carefully ...