INDICATORS ON KAC UPPERS YOU SHOULD KNOW

Observe:  This can be a fresh upper receiver.  Charlies gets these as the two new in box and rake-offs from new rifles.  In 2023, most are lately removed from a complete rifle, as Knights has been extremely gradual to challenge areas.What other company helps make a very ambidextrous lower for the AR? None that I'm aware of. What other firm prese