Note: The PTFE tube showed on the picture is not included in the package.
This Fittings is processed to be straight through by using PC4-01. The 2*4mm PTFE tube can be throught the connectors like our picture shows, which ensures stable feeding.
Inner diameter: 4mm for 1.75mm filament guiding tube - ID2mm OD4mm PTFE tube use
Shipping list: PC4-01*1PC