[Features] · Ultra-compact miniature fitting: super compact body (exclusive for SP tubes). · Easy connection: Easy tube connection by simply inserting the SP tube and pulling the lock ring. · Display rings (sold separately) can be attached: Pipes connected to different machines can be identified easily when display rings (sold separately) are attached. · Screw element seal (R screw): Can be used for piping as-is due to sealing of the screw element. · Upper thread element flexibility: for the universal body type, the elbow body and screw part can be rotated. · Not rotary type.