∅4mm Tube Connector Union For 3D Printer Filament Guiding Teflon PTFE Tubing This quick release male tube connector is for 4 mm filament guiding Teflon PTFE Tubing with M5 or M6 thread (O-ring included). Specification: Tube
Size: 4 (mm) Thread
Size: M5 ~ M6 Overall Length: 20 (mm)
Material: Brass (Zinc Coating ) Package included: 1 x Teflon PTFE Tubing Connector