Detailed evaluation 1)Trip When the release is pressed, the tube bitten by means of the locking spring could be released. 2)Lock Spring Suitable for polyurethane pipe nylon pipe with wide gripping force. 3)Sealing Ring High-quality seals can be used for low vacuum-0.1 MPa to at least one MPa pressure. Special grooves make sure tightness when inserting the tube and decrease insertion resistance. 4)Ring For solving plastic sleeves, with extensive solving force. 5)Shrink sleeve The upper finish is tightly related to the silver ring to repair the lock card. The lower end of the sealing ring is interlocked. 6)Easy to identify The number on the cap represents the diameter for simple identification. 7)360 Degree Turn After installation, the plastic pipe can be turned around 360 degrees.