Pneumatic Connectors for 1.75mm Filament with Gasket for PC4-M6 Fitting Connector for OD 4mm PTFE Tube

- Suitable for 4mm OD PTFE Tube. Easy to install and convenient to use. Elliptical release ring help to connect tube easily by manual means and no special tools required.

- This is standard connector often used in all reprap 3D printers with bowden tubing arrangement.

- Material: Brass and Plastic