I had this built for me awhile ago its 223/5.56 with a 20in ss bull barrel 1/10 twist it has a 10 degree crown im asking 1000 obo the upper is a rock river arms and the lower is just a lower if you know anything about ar's lowers are the same I also have 5 pmags for sell and 500 rounds of 223 55g pmc for 160 firm on ammo call or txt me if interested 5037537446
Last edited by a moderator:
