Radical Firearms AR15 Pistol 300 BlackOut

Radical Firearms AR15 Pistol 300 BlackOut FCR.The FCR rail even has the capability to add attachments other than on the top picatinny rail, as it does allow Magpul M-LOK attachments .Click Image for more details. Radical AR15 pistol image Description Radical Firearms AR15 Pistol 300 Blackout !!