In 2014, American firearms designer Jim Sullivan furnished a video job interview regarding his contributions into the M16 and M4 family of rifles while Doing the job for Armalite. A observed critic of the M4, he illustrates the deficiencies located in the rifle in its recent configuration. During the video https://kac-m4-rail52851.bcbloggers.com/29047049/rumored-buzz-on-kac-drop-in-rail