Hi I have a new Aero pression complete New and unused M4 lower for sale.This is a forged lower. No plastic. Marked multi. Made bye the same people who make Mega. This was built with a RRA lower parts kit and has a 6 postion M4 stock. I will incude 1 30rd black Pmag. FTF in the Salem-Portland areas. I can ship to your FFl for cost of shipping.