Sturm Ruger & Co Inc and its subsidiary are principally engaged in the design, manufacture, and sale of firearms to domestic customers. The company's design and manufacturing operations are in the United States and almost all product content is domestic. The company primarily offers products in three industry product categories namely rifles, pistols, and revolvers. The company's firearms are sold through independent wholesale distributors, principally to the commercial sporting market. It also manufactures and sells investment castings made from steel alloys and metal injection molding parts for internal use in the firearms segment and has minimal sales to outside customers.