Feel the rewarding satisfaction of creating your own lower receiver - secure yours today. We manufacture billet lowers using US sourced aerospace grade 6061 aluminum which is more resistant to corrosion and is much easier to mill than any other alloy used to make lower receivers.
Area code(s) 724. Eighty Four is a small unincorporated census-designated place in Somerset, North Strabane, North Bethlehem and South Strabane townships in Washington County, Pennsylvania, United States. It lies approximately 25 miles (40 km) southwest of Pittsburgh and is in the Pittsburgh metropolitan area.
Eighty Four is located in west Pennsylvania. Eighty Four is part of Washington County. Eighty Four has 6.60 square miles of land area and has no water area. As of 2010-2014, the total Eighty Four population is 742. Eighty Four median household income is $50,402 in 2010-2014. Eighty Four median house value is $157,700 in 2010-2014.