3 mm OD x 2 mm ID PTFE Teflon Tubing 6' Thermal Barrier Tube for 1.75 mm filament 3D Printer Hot End Bowden Extruder (3mm*2mm MK8/MK9) Flashforge...

3 mm OD x 2 mm ID PTFE Teflon Tubing 6' Thermal Barrier Tube for 1.75 mm filament 3D Printer Hot End Bowden Extruder (3mm*2mm MK8/MK9) Flashforge Creator X/CTC Bizer/Makerbot Replicator clones Material: Polytetrafluoroethylene Diameter: 3 Brand: ProTechTrader Weight: 1 grams