Stopcock from the manufacturer TeeJet made of glass-fiber reinforced Nylon. This ball valve salvages highest quality and it is loadable the pressure of 9 bar. Max. flow rate 379 l/min, wetted parts are made of glass-reinforced Polypropylene, Teflon and Viton. The ball valve can be opened with a quarter turn of handle from shutoff to full flow. Available in 1 1/4" or 1 1/2" internal thread.