5 pcs/set Push In Speed Controller 6mm Pneumatic Air Flow Control Valve Connector Features: The pneumatic quick connector is mainly used for quick jointing air piping, pneumatic tools, it can realize the connection or disconnection of the pipe without other tools For adjusting flew air supply to change driving speed for air cylinder or other operating elements It adopts quick connection design, easy to install Can withstand greater and stronger pressure without tripping, easy installation, long service life. Using elliptical release ring design, it is more convenient to disassemble. Precoated adhesive, good sealing property. Specifications: Type: quick connector Material: plastic Scope of application: automation equipment Heat resistance: 0-60 ℃ Connector diameter: 6mm / 0.24in Size: 4.7 x 4 cm / 1.85 x 1.57in Weight: 92g Package included: 5 x Pneumatic flow speed valve