Features External Threads At Both Ends: Straight pipe joints are used to connect two pipes of the same size in the same direction. Both ends are externally threaded and are used to connect two internally threaded pipes of the same size. For Connection: One end of this joint is the same as the other end, it is used to connect pipes of the same size and the same direction, it is a very useful connection accessory. Application: There are 4 different sizes for your choice. These fittings are components used in many different industries to connect flow pipes without changing the direction of the pipe. Light Weight: The external thread joint is light in weight, easy to carry, easy to install, and can be used in various pipelines, such as air pipes, fuel pipes, water pipes, etc. 304 Stainless Steel Material: The extended polished male connector is made of 304 stainless steel material, which is high strength, scratch-resistant, durable and long-lasting. Features: 1.Made from stainless steel 304 material for strength, durable and long service life.  2.Straight coupling for connecting two pipes of same sizes going in the same direction. 3.Male threads on both ends for connecting two female threaded pipes of same sizes. 4.Can be used on various pipes, such as air pipe, fuel pipe, water pipe, etc. 5.Light weight and easy to carry, easy and convenient to install. Specifications: Material: 304 stainless steel Type: Male x Male Connection: BSP-BSP Length: 200mm / 7.87" Thread Size(optional)1/4"BSP1/2"BSP3/4"BSP1"BSPInner Diameter9mm15mm21.7mm27mmWeight(approx.)132g178g220g375g Quantity: 1pc Package Includes: 1 x Pipe Fitting Note: 1. Please allow 1-3mm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. Package List