With air fittings (quick-compounds) can be easily and rapidly connected or disconnected to any pneumatic compressed air line. Bystrorazem PT1818 with valve "mother" of the universal type, suitable for quick-links "Pope" of any species. On the other side of the fitting is equipped with an internal thread 3/8 inch. "The connection is made of brass with a comfortable grip from ABS plastic. Features Easy to install Convenient to take Reliable connection