MUYI 10 Meters = 32.8 Feet PTFE Teflon Bowden Tube OD 6mm/0.24in. ID 4mm/0.16in. 1.75mm/0.07in. Filament White for 3D Printer Chemical Electrical Medical Equipment Material: PTFE (Polytetrafluoroethylene) Length: 10 Meters Outside Diameter: 6mm, Inside Diameter: 4mm Temperature range: -190-280 Use for wiring in Chemical, Electrical equipment and 3D printer ect