This product is a onepiece ball valve with internal thread connections for water systems. It is listed as a single piece and is available in multiple inch sizes: 1/2, 1, 11/2, 2 inches and a 11/4 inch variant as reflected in the product title. Key benefits Provides reliable on/off control for water lines with a simple, compact design. Internal thread connections enable secure threaded fittings for a leakresistant installation. Onepiece body minimizes assembly steps and reduces potential leak points compared with multipiece valves. Easy to install in standard internalthread piping systems, helping to streamline plumbing work. Key attributes Type: One Piece Ball Valve with Internal Thread Function: On/off flow control for water Connections: Internal thread (female) fittings Sizes available: 1/2', 1', 11/2', 2', and 11/4' (as indicated by the product title) Quantity per package: 1 piece Application: Water valves and general piping systems Applications and use cases Replacing a failed shutoff valve on a home water line (sinks, fixtures, or appliances) Installing a shutoff valve on irrigation main lines or garden supply lines Servicing general water piping in small to medium scale plumbing projects where a compact internalthread valve is suitable This description reflects the product's stated features: a onepiece ball valve with internal thread connections for water applications, sold as a single piece, and available in the sizes listed in the product title.