For sale is a very good condition Pametto State Armory PA-15 Lower with a Rock River Upper chambered in 458 Socom.  This semi auto rifle has a 14.5 inch pinned and welded barrel with a Nikon 3-9x40 scope with a BDC reticle, mounted in a Burris PEPR mount.  A Daniel Defense buttstock, Magpul pistol, and a freefloated forend are installed on this rifle.