Features Single seat design.Low torque design Open and close without friction. Top-loading structure.Wedge-shaped seal structure.Sealing surface of the self-cleaning structure Two-piece ball valve, is widely used in recent years, a new type of valve.Two-piece ball valve and the flange gate valve is the same type of valve. The ball around the center line of the valve for rotation to open, close a valve. Ball valve in the pipeline is mainly used to do cutting, distribution and change the direction of flow of media. Specifications:  Material:  stainless steel 304 Dimension: 1/2'' Connection: inch thread Gross weight: 202g Temp Range:-60°F to 450°F Package Includes:  1X 1/2'' NPT Two Pieces Ball Valve   Note:  1.Please allow 1-2mm differs due to manual measurement, thanks. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand, Thank you!     Package List