PTFE Tube 3 x 4mm (Reverse bowden)
PTFE Tube 3 x 4mm (Reverse bowden)
PTFE (Teflon) tube for 1.75 mm filament suitable for reverse bowden (for ERCF or Voron printers). The 2 mm inner diameter ensures smooth and reliable filament movement without jamming or excessive friction.
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Product code: 850 Shipping and Payment
PTFE (Teflon) tube for 1.75 mm filament suitable for reverse bowden (for ERCF or Voron printers). The 2 mm inner diameter ensures smooth and reliable filament movement without jamming or excessive friction.
More
Product code: 850 Shipping and Payment
PTFE tube (Teflon) with 3 mm inner diameter represents an optimal solution for filament guidance in reverse bowden, especially in advanced 3D printers such as Voron or ERCF automatic filament switching systems. Thanks to its larger inner diameter, it offers significantly lower friction for 1.75mm filament passage.
Technical Parameters
Dimensions
- Inner Diameter (ID): 3 mm
- Outer Diameter (OD): 4 mm
- Wall tolerance: ±0.1 mm
Material Properties
- Material: PTFE (Teflon)
- Colour: White
- Temperature resistance: up to 260°C
Usage and Compatibility
Recommended Applications
- Reverse bowden for Voron printers
- Automatic filament switching systems (ERCF)
- Filament guidance from spool to extruder
Limitations
- Not suitable for standard bowden printers (Ender 3, Ender 5)
- Not suitable for direct feed into hotend assembly
Sold by metre - quantity in cart corresponds to length in metres (e.g. 2 pcs = 2 metres).
Color | ![]() |
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Filament diameter | 1,75 mm |
Dimensions | Ø1,9 / Ø4 mm |
Material | Teflon |
Inner diameter | 3 mm |
Outer diameter | 4 mm |