PTFE Teflon Tubing 1m 2.5mm ID × 4mm OD PTFE Teflon Tube for Bambu Lab A1/A1 mini/P1P/P1S/X1C for Creality K1/K1 Max/Ender 3 Extruder 1.75mm Filament

### Overview This 1 m blue PTFE tube is made for guiding 1.75 mm filament through Bowden-style extruder paths. The images show a smooth flexible tube with 2.5 mm inner diameter, 4 mm outer diameter, and installed routing on a 3D printer toolhead. ### Compatibility Bambu Lab A1, A1 mini, P1P, P1S, X1C, Creality K1, K1 Max, Ender 3, and other 1.75 mm filament extruders using 2.5 mm ID × 4 mm OD PTFE tubing