AR15s can also be chambered in several other ammunition types, such as .22 Nosler, .224 Valkyrie, .204 Ruger, .6.5 Grendel, .6.8 SPC, .300 Blackout, .350 Legend, and .450 Bushmaster. AR15s can shoot pistol ammunition, such as 9mm, .40 Smith & Wesson, and .45 ACP. The key to ...
However, due to the size of the ejection port, it cannot accommodate rounds such as .458 SOCOM or .450 Bushmaster. This is the kind of receiver that you can use for a long time and pass on to the next generations. Pros Compatible with many AR-15 cartridges Comes complete and ready to...