RAW matNfab Quick Release coupling is used for immediate, quick & easy connecting or disconnecting of two separate lines. When connected it passes flow of fluid or gaseous media, without any leakage even when under pressure & when disconnected it has function to block pressured media from flowing in open, without spillage or Leakage. It is an assembly of precision designed components as Body, adaptors, Ball, Spindle, Spring, soft seal etc.