Brass and bronze pack joint nut coupling

Brass and bronze pack joint coupling for PE ,PVC pipe and copper tube,we have couplings with one pack joint nut end and another end is male or female thread，we also provide both end with pack joint nut. It is convenience for quick installation and easy to operate without need any other tool.Once insert the pipe to pack joint nut,you can't pull it out unless loose the clamp screw,we are willing to produce according to your design or samples.