Magpul Inustries Corporation is a firearms accessories and complete firearms designer and manufacturer based in Erie, Colorado in the United States. Magpul Industries takes its name from its first product, an accessory for US and NATO armed forces STANAG magazines. Magpul primarily designs, manufactures, and distributes accesorries for the AR-15 and M16 platforms. Magpul recently has expanded into the area of complete firearms design.