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.
Two of the largest of the Pennsylvanian island ranges rose in Colorado. These are now known collectively as the Ancestral Rocky Mountains (ARM). The eastern ARM uplift, now known as Frontrangia, came up in central Colorado a bit west of the current Front Range uplift, while Uncompahgria occupied southwestern Colorado.