Came across this postive review of an NFA poly lower. This guy is a little late to the party though as these have been out for quite a while. I enjoy seeing NFA getting much deserved praise though.
http://www.alloutdoor.com/2015/03/14/review-frontier-armory-polymer-ar/
http://www.alloutdoor.com/2015/03/14/review-frontier-armory-polymer-ar/