resistance to corrosion and high temperatures.Disc on two fittings are clamped with a high temp silicone gasket in between, providing a clean efficient connection for valves, hoses, etc.These sanitary are used to two tri- fittings to make a sanitary connection. Easy tighten thumb screw.Easy to and quick to assemble. has strong oxidation resistance and does not corrode. Preventing rust processes for the whole body. Anti-rust and anti-corrosion,strong and durable for long time . Applications:This tri is used in the beer, food, dairy, and beverage,pharmacy, cosmetic,Oil,Waste water etc. Preventing rust processes and for the whole body Fit for all other homebrew stuff sanitary fittings Easy tighten thumb screw colour:Silver Material:304 stainless steel size:Product size: 51 x 64mm Fits 2 Inch Tri- Package Contents: 2 * Heavy Duty 2 * silicone washer NOTE: Pipe and tube fittings are components used for connecting, terminating, controlling , and changing the direction of piping in many different industries. Sanitary fittings are used in the food, beverage, biotech, pharmaceutical, and other sanitary process industries to transport fluids through pipe lines and are available in a range of materials, finishes, and shapes. When purchasing fittings, consider the application, as this will affect material type, shape, size, and required durability. Fittings are available threaded or unthreaded, in many shapes, styles, sizes, and schedules (pipe wall thickness). Tri- is the common name for sanitary fittings with a end ferrule Tri- size is determined by the OD of the tubing, not the diameter of the ferrule flange For smaller OD tubing. the Tri- ferrules sizes are combined for each pair. Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.