KNIGHTS ARMAMENT SR-15 16 UPPER FUNDAMENTALS EXPLAINED

Notice:  It is a new upper receiver.  Charlies receives these as each new in box and rake-offs from new rifles.  In 2023, most are not long ago removed from a full rifle, as Knights has become incredibly sluggish to difficulty components.This can be the best top quality, most Extraordinary direct gas impingement AR-fifteen-type rifle I have ever