Another very important difference is the length of the chamber throat. The 5.56 NATO chamber has a throat that’s lengthened .125″ over a .223 Remington. That extra length allows, very roughly ...

The M855A1, a 5.56 mm Ball ammunition, is an enhanced performance round for today’s combat and training environments. It works with the M4 Carbine, the M249 machine gun, and the H&K and M16A2 ...

COD: Mobilefeatures a wide selection of assault rifles, including the lightweight and maneuverable Grau 5.56, which you can ...

A man was arrested after firing several gunshots from a vehicle in the Byng area, according to a Pontotoc County Sheriff’s report.