NEW STEP BY STEP MAP FOR KAC SR 15 14.5 UPPER

Knight’s Armament employs a hammer-forging system on a number of our barrels and chambers, which serves to enhance the standard of their interior complete, and also rising the durability and lifetime of the barrel.* These provide the common black e3 bolt and upper receiver as pictured.  As outlined by Knight's the up-to-date version of this uppe