In 2014, American firearms designer Jim Sullivan presented a video clip job interview concerning his contributions towards the M16 and M4 family members of rifles whilst Doing the job for Armalite. A noted critic of your M4, he illustrates the deficiencies located in the rifle in its existing configuration. Inside https://m4-ras-handguard65415.thezenweb.com/new-step-by-step-map-for-knights-armament-m4-quad-rail-67298350