Male Thread Diameter : M5;Inner Hole Diameter :4mm;Package Content : 10 x Quick Fittings
Elliptical release ring help to connect tube easily by manual, no special tools required.
It is designed for using to connect with polyethylene, nylon and PU tubing
Quick Connect Fittings are easy to install, flexible and space-saving, 360-degree rotate freely, Release rings adopt ellipse design, which can be removed conveniently
This Quick fittings are only used for industrial automatic apparatus and can not be applied on any medicinal equipment.