In 2014, American firearms designer Jim Sullivan delivered a online video interview concerning his contributions into the M16 and M4 family members of rifles though Performing for Armalite. A noted critic with the M4, he illustrates the deficiencies found in the rifle in its present configuration. In the video clip, https://holdennives.elbloglibre.com/29468195/the-best-side-of-knights-armament-carbine-length-quad-rail