2mm or 4mm ID PTFE Tube for Thermal Tube of 1.75mm Filament
Polytetrafluoroethylene known as PTFE is the main material for medical use Tubes.
It's 3d printer makers' creativity to use PTFE Tube to lead the Filament and to use it to get a better Extrusion.
You will get a better result to use this PTFE Tube in a remote extruder or in a Thermal Tube.
Specifictaion: ID2mm*OD3mm or ID4mm*OD5mm, Length 2 Meters per piece.
ID 2mm, OD 4mm 10 Meters Roll PTFE Tube is available for PC4-M6 Connector
ID 4mm, OD 6mm 10 Meters Roll PTFE Tube is available for PC6-M6 Connector.
Looking for 3mm Filament PTFE Tube?
http://www.robotdigg.com/product/134/PTFE-Tube-10-Meters-ID4mm-OD6mm-for-3mm-Filament