Courier -style diameter of 100 mm below the various metal hose connector

Courier -style diameter of 100 mm below the various metal hose fittings, quick loading and unloading of the required conditions of use, generally use fast style . It is commonly used special fluorine Jic hydraulic fittings  plastic or rubber "O" ring seal . When moving the handle after a certain angle , the equivalent of fingers long thread is locked ; "O" ring will be kept more tightly , the sealing performance is better. The structure in the fire , Battlefield , and other quick release must be quick occasion is most appropriate. Within a few seconds , without any special tools equipped with , you can open a group or butt joints