In 2014, American firearms designer Jim Sullivan presented a video clip interview regarding his contributions for the M16 and M4 spouse and children of rifles when working for Armalite. A famous critic with the M4, he illustrates the deficiencies found in the rifle in its current configuration. Inside the video, https://trentonhuepw.thelateblog.com/30042571/facts-about-kac-quad-rail-revealed