Cregrant3D PTFE Tubing, 5 m, 2.5 mm ID × 4 mm OD with Tube Cutter
Product description
For routing filament through a compatible 3D printer, this translucent PTFE tubing offers a smooth interior designed for low-friction feeding. Its 2.5 mm inner diameter and 4 mm outer diameter define the tube size, while the 5 m length can be cut to suit your setup. A tube cutter is included to help make those cuts. Want to see how filament is moving through the tube? Its translucent finish makes the filament path visible.
What you’ll notice day to day

The ultra-smooth interior is intended to support reliable filament feeding with less friction as filament moves through the tube. That can be useful when setting up a printer’s filament path or replacing tubing in a compatible machine. The translucent material also gives you a view of the filament inside, making it easier to observe its movement and spot a potential clog or feeding issue.


The 5 m length gives you material to cut to the size needed for your installation, rather than relying on a single fixed tube length. Use the included cutter to trim it for your printer’s routing. The tube’s dimensions are specific: 2.5 mm ID × 4 mm OD, so match those measurements to the tubing your setup requires.

Key takeaways
This is PTFE Teflon tubing for filament feeding, with a low-friction interior and a translucent finish. It measures 5 m long, with a 2.5 mm inner diameter and 4 mm outer diameter, and comes with a tube cutter. The visible tube helps you follow filament movement, while the cut-to-length format can be handy when a printer installation calls for a particular tube length.



Compatibility includes Bambu Lab A1, A1 mini, P1P, P1S and X1C printers, as well as the Creality K1 Series and Ender 3 V3. If you’re choosing between a pre-cut tube and a longer length that you trim for your own routing, this format gives you the option to make the cut where it suits the installation. It makes sense if you want tubing for one of these listed printer families and value being able to see the filament path.
Best use cases

Use the tube when setting up or maintaining a compatible 3D printer’s filament path. For example, measure the route your installation needs, cut the tubing with the included cutter, then position it to guide filament through the printer’s feed path. The translucent finish is especially practical when you want to observe filament movement as the printer feeds it.


The listed compatibility covers several Bambu Lab models and Creality printer families, so this tubing can suit users working with those systems. Before installation, match the stated inner and outer diameters to the requirements of your particular printer and routing arrangement. Its 5 m length and included cutter make it a useful format for tailoring the tube to a specific setup.

Buying verdict

Choose this Cregrant3D PTFE tube for a compatible Bambu Lab or Creality printer when you need a smooth, translucent filament path that can be cut to the length your installation requires. The defined 2.5 mm ID × 4 mm OD size helps identify the tubing, and the included cutter supports a more tailored fit. It’s a practical choice for printer setup or maintenance where visible filament movement and cut-to-length tubing are useful.
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